单选题Where do cars get their energy from? For most cars，the answer is petrol.21___________some cars use electricity.These cars have 22 __________motors that get their power from large batteries.In 23 ，ther
单选题Alexia Sloane, a 10-years-old girl, lose her sight when she was two following a brain disease .But despite her disability she has excelled at languages and is already fluent in English, French, Spanis
单选题The Saturday Evening Post became symbolic of the reading fare of middle-class America. In 1897 Curtis began to revive （重振） the Post on the proposition that a mans chief interest in life is the fi
单选题Using less energy around the home is easier than you might think，saving you money while creating a healthier，more comfortable living space for you and your family. Changing a few old habits can make a
单选题Alexia Sloane, a 10-years-old girl, lose her sight when she was two following a brain disease .But despite her disability she has excelled at languages and is already fluent in English, French, Spanis
单选题Scientists have been struggling to find out the reason behind blushing （脸红）。Why would humans evolve（进化） a 21__________ that puts us at a social disadvantage by 22__________ us to reveal that we have c
单选题Scientists have been struggling to find out the reason behind blushing （脸红）。Why would humans evolve（进化） a 21__________ that puts us at a social disadvantage by 22__________ us to reveal that we have c
单选题She is treated__________better than I was.
单选题The Saturday Evening Post became symbolic of the reading fare of middle-class America. In 1897 Curtis began to revive （重振） the Post on the proposition that a mans chief interest in life is the fi
单选题Father: Hows your day at school, Costa?Costa: 56, Daddy! Its a day I will never forget.Father:Oh,is it? 请作答此空,my son?Costa:I have been made the chairman of the Students Association.Fath
单选题选出下面读音不同的选项。
单选题The Nobel Prizes are awards that are given each year for special things that people or groups ofpeople have achieved. They are awarded in six 21__________ : physics, chemistry, medicine, literature,pe
单选题I sent him the package yesterday. He __ it by now.
单选题Like any teenagers, the face of One Teen Story is changing fast. Just a year old,the monthlymagazine of short fiction for young people is getting a new editor-in-chief: Patrick Ryan ,47, the asso-ciat
单选题Harry Potter fans will instantly recognize the snowy owl as Harry’s famous companion.Hedwig，but these beautiful and powerful owls are easily recognizable not for their magical associations，but for the
单选题Scientists have been struggling to find out the reason behind blushing （脸红）。Why would humans evolve（进化） a 21__________ that puts us at a social disadvantage by 22__________ us to reveal that we have c
单选题Woman : Hello, Mr. Johnson s office.Man : Good morning. __56__ ?Woman : Sorry,he s in a meeting at the moment. __请作答此空__ ?Man:Yes. This is Steve Lee from Brightlight Systems. __58___ ?Woman:
单选题Insomnia, or “poor sleep”, can have bad effects on a persons health and general well-being. It can___请作答此空__21on both our physical and mental health and can lead to other health_____22. Insomnia
单选题选出下面读音不同的选项（）。
单选题About 79 million Americans have pre-diabetes（糖尿病前期）。That means they have blood sugarthats higher than normal but not high enough to be diagnosed（诊断）with type 2-at least not yet.One long-term stud