单选题阅读下面短文，请从短文后所给各题的4个选项（A、B、C、D）中选出1个最佳选项，并将所选答案的代码（指A、B、C或D）填在答题纸的相应位置上。Dog Training　　Dog divaining is a must for all dogs.It is more than just telling your dog to stop doing what he's doing; it is the

单选题Eating an apple a day doesn t keep the doctor away, but it does reduce the amount of trips you make to the drug store per year. That s according to a new study that investigates whether the

单选题In a rare display of self-criticism, he accepted blame for any mistake by the leadership and pledged to ______ them.

单选题Had the explosion broken out, the passengers in the plane should have been killed, for it was______timed with the plane's take-off.

单选题The motion of ocean water ______ at different depths below the surface.

单选题Tom was fined thirty dollars for______the speed limit.

单选题Small children can not ______ the difference between right and wrong. It is our duty to teach them.

单选题The earthquake that occurred in India this year was a major Ucalamity/U in which a great man was lost .

单选题Vitamins do not provide energy, nor do they construct or build any part of the body. They are needed for ______ foods into energy and body maintenance.

单选题 When soldiers are on leave, they usually wear ______ clothes.

单选题 Olympic Games are held every four years at a different site, in which athletes {{U}}(21) {{/U}} different nations compete against each other in a {{U}}(22) {{/U}} of sports. There are two types of Olympics, the Summer Olympics and the Winter Olympics. In order to {{U}}(23) {{/U}} the Olympics, a city must submit a proposal to the International Olympic Committee (IOC). After all proposals have been {{U}}(24) {{/U}}, the IOC votes. If no city is successful in gaining a majority in the first vote, the city with the fewest votes is eliminated, and voting continues, with {{U}}(25) {{/U}} rounds, until a majority winner is determined. Typically the Games are awarded several years in advance, {{U}}(26) {{/U}} the winning city time to prepare for the Games. In selecting the {{U}}(27) {{/U}} of the Olympic Games, the IOC considers a number of factors, chief among them which city has, or promises to build, the best facilities, and which organizing committee seems most likely to {{U}}(28) {{/U}} the Games effectively. The IOC also {{U}}(29) {{/U}} which parts of the world have not yet hosted the Games. {{U}}(30) {{/U}}, Tokyo, Japan, the host of the 1964 Summer Games, and Mexico City, Mexico, the host of the 1968 Summer Games, were chosen {{U}}(31) {{/U}} to popularize the Olympic movement in Asia and in Latin America. {{U}} (32) {{/U}} the growing importance of television worldwide, the IOC in recent years has also taken into {{U}}(33) {{/U}} the host city's time zone. {{U}}(34) {{/U}} the Games take place in the United States or Canada, for example, American television networks are willing to pay {{U}}(35) {{/U}} higher amounts for television rights because they can broadcast popular events (36) , in prime viewing hours. {{U}} (37) {{/U}} the Games have been awarded, it is the responsibility of the local organizing committee to finance them. This is often done with a portion of the Olympic television {{U}}(38) {{/U}} and with corporate sponsorships, ticket sales, and other smaller revenue sources. In many {{U}}(39) {{/U}} there is also direct government support. Although many cities have achieved a financial profit by hosting the Games, the Olympics can be financially {{U}}(40) {{/U}}. When the revenues from the Games were less than expected, the city was left with large debts.

单选题Wilson: Hello, this is Wilson. Can I speak to Peter, please? Johnson: ______

单选题Coconut椰子is an unusual food for many reasons.It is one of the largest edible seeds produced by any plant.Its unusual contents also make it unique in the seed world—it consists of both “meat“ and “wate

单选题After everyone took ______ place, the meeting began. A．his B．their C．there D．the

单选题No other city has ever developed as fast as_______.

单选题The men get their pay ______.

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单选题Mary is hoping to get a postgraduate degree in English literature and is writing ______ on the works of John Milton.

单选题Some scientists have suggested that Earth is a kind of zoo or wildlife ______ for intelligent space beings, like the wilderness areas we have set up on earth to allow animals to develop naturally while we observe them.