单选题 During the construction of skyscrapers, cranes are used to ______ building materials to the upper floors.

单选题 We mustn't rely on sheer enthusiasm and substitute our personal feelings for policy. The underlined part means ______.

单选题 Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be done at normal speed, listen and try to understand the meaning. For the second and third readings, the passage will be read sentence by sentence, or phrase by phrase, with intervals of 15 seconds. The last reading will be done at normal speed again and during this time you should check your work. You will then be given 1 minute to check through your work once more. Raw Milk Some milk drinkers like what they call 'real milk',/also known as raw milk.

单选题 Which of the following imperative sentences indicates WARNING?

单选题 When he was a student, his father gave him a monthly ______ of ￡200.

单选题A．alert B．while C．stimulating D．psychological E．moderation F．consumed G．conducted H．clarity I．meditation J．perspective K．shrewd L．eliminating M．functional N．prospects O．contains Coffee can be considered one of nature's greatest gifts. It gives mental and emotional 42 without harmful side effects, and it 43 a wealth of nutrients. Yet, when most people drink coffee, they are not thinking that the beverage is improving their health. In fact, some may even feel a little guilty, since they believe coffee isn't good for you at all. Well, coffee, like anything else, can cause problems if too much is 44 . Moderate consumption of coffee provides your body with a wealth of antioxidants. These substances are responsible for 45 free radicals. They are the chemical byproducts produced any time your body does something. A small number of them can help serve as a buffer against negative elements, if they aren't kept in check, they can cause health problems. Antioxidants ensure that this doesn't happen. The 46 effects of caffeine cannot be ignored either. Not only does caffeine make you more 47 , but it can actually affect your mood. If you were feeling depressed or overwhelmed, a nice cup of coffee could change your 48 . The stack of work that seemed impossible before isn't even a problem now. In addition, caffeine helps stimulate creativity as it speeds up the body's functioning. That's why coffee is often associated with writers and other intellectual professions. Other drugs tend to make people dumber. Consider what happens when people get high off of crack or when they get drunk off of alcohol. They won't be 49 at all. But with coffee, an individual gets a creative boost 50 still helping their bodies. In conclusion, don't feel bad when you're brewing your morning cup of coffee. Unlike a can of soda or a shot of alcohol, coffee will make you feel wonderful while keeping you healthy. Just remember, you do have to consume the beverage in 51 .

单选题 There is a general understanding among the members of the Board of Directors that chief attention ______ to the undertaking that is expected to bring highest profit.

单选题 Nowadays most of people buy a house on hire purchase and paid monthly ______.

单选题 You should know better than ______ your little sister at home by herself.

单选题 He usually spends his holidays in the mountains though ______ he goes to the seaside instead.

单选题 Living on Mars 1. Facts of Mars ■ 140 million miles away ■ Beautiful 2 . ■ Discovery of 3 2. Mars One ■ Goal: creating a/an 4 . ■ Helping human understand 5 ■ Inspiring generations to come 3. Selection of applicants ■ 6 ■ Group activities ■ 7 4. Script of Mars One ■ 2016: Training begins Teach the crew 8 . ■ 2020-2025: 9 will land on Mars Rover will scout the planet for a suitable home Life support units will be established ■ 2027: A group of 10 astronauts will land ■ 2028: A second group will depart 5. Expectations ■ The trip will be 11 . ■ The first Martian baby could be seen

单选题 He told the court that he never told Mr. Gallo that he should plead guilty, ______ tell him to plead not guilty.

单选题 With the social and economic development, people's life standard has been greatly improved. However, this kind of development is not full of benefits to human beings, for there are many problems accompany it, especially the environmental problems, which are getting worse now. Write a composition of about 200 words on the following topic: To Live a Green Life You are to write in three parts. In the first part, state specifically what your opinion is. In the second part, provide one or two reasons to support your opinion. In the last part, bring what you have written to a natural conclusion or make a summary. Marks will be awarded for content, organization, language and appropriateness. Failure to follow the instructions may result in a loss of marks.

单选题 ______ human behavior may be caused by eating substances that upset the delicate chemical balance in the brain.

单选题 The new version gives the user quick and easy ______ to the required information

单选题 Which of the following infinitives(不定式)expresses REASON?

单选题 Hydrogen, which is ______ than off, is pretty easy to produce and does no harm to the environment.

单选题 These toys are so ______ that children's parents can hardly afford them.