1.I saw Sam and David in the playground yesterday afternoon.They____games with their classmates then.
A.play
B.will play
C.are playing
D.were playing
【答案】D【解析】答案：D.根据时间状语then结合语境"昨天下午我看到Sam和David在操场上，那时他们正在和同学们一起玩游戏."判断设空处的动作在过去某个时刻正在进行着，且动作在一段时间内持续进行，所以用过去进行时，过去进行时的构成是：主语+was/were+动词的现在分词，主语是they，所以be动词用were，故选D.
2.Taking some exercise every day will______fat and make you fit.
A.turn to
B.sell out
C.burn off
D.put on
【答案】C【解析】考查动词短语.A求助于; (使) 转向.B卖完.C烧掉、蒸发.D穿上.结合语境"每天做一些运动会___脂肪，使你健康.".可知，应该是"烧掉".故选：C.
3.______，Chinese people celebrate the Mid﹣Autumn Festival by enjoying the full moon and eating mooncakes.
A.Quickly
B.Suddenly
C.Secretly
D.Traditionally
【答案】D【解析】答案：D;Quickly迅速地，副词;Suddenly突然地，副词;Secretly偷偷地，副词;Traditionally传统上，副词;根据后面信息Chinese people celebrate the Mid﹣Autumn Festival by enjoying the full moon and eating mooncakes可知通过赏月和吃月饼庆祝中秋节是中国的传统;故选D.
4.Our world will get better and better_____each of us lives a greener life.
A.before
B.if
C.though
D.until
【答案】B【解析】答案：B.联系语境并根据前后句子的对比，推测句意是"如果我们每个人过更环保的生活，我们的世界就会变得越来越美好."，其中"each of us lives a greener life"是"Our world will get better and better"的条件.所以用if引导条件状语从句.故选B.
5.﹣﹣﹣I think it takes a lot of practice to play the violin well.
﹣﹣﹣_____.Practice makes perfect.
A.No way
B.My pleasure
C.I'm afraid not
D.That's true.
【答案】D【解析】答案：D.首先明确各选项中句子的意思，A：绝不;B：不客气;C：恐怕不能;D：是真的;根据设空处后面的Practice makes perfect"熟能生巧."，确定同意对方的观点，所以"That's true"符合语境. 故选D
6.China has many special forms of traditional art，_______ sky lanterns，paper cutting and Chinese clay art.
A.such as
B.instead of
C.except for
D.because of
【答案】A【解析】答案：A 中国有许多特殊的传统艺术形式，例如，天空灯笼、剪纸和中国泥塑艺术.可知句子后面是具体的举例说明，结合选项，A.例如 B.相反的 C.除了 D.因为，故选A.
7.﹣Why hasn' t Jim come to school today?
﹣I'm not sure. He _____be ill in bed.
A.may
B.must
C.can't
D.should
【答案】A【解析】考查情态动词.A可能.B必须.C不能.D应该.结合语境"﹣﹣吉姆今天为什么没来上学?﹣﹣我不确定.他__卧病在床.".可知，表示肯定推测.用may可能.故选：A.
8.He told his parents about his idea________they thought it was great.
A.but
B.and
C.or
D.so
【答案】B【解析】答案：Band"和"表示并列关系;but"但是"表转折关系;or"或者"表选择关系;so"因此"表因果关系;根据前后分句的关系：He told his parents about his idea(他告诉父母他的想法)和they thought it was great(他们认为这是很好的)，在意义上明显是并列关系，所以应用and连接.故选：B
9.As computers are getting _______，they are widely used in schools and offices today.
A.least expensive
B.as expensive
C.so expensive
D.less expensive
【答案】D【解析】根据they are widely used in schools and offices today，可知这里是今天和以前比较，用比较级，从这里可以判断电脑应该是变得更便宜，所以这里用less expensive 表示.故选：D.
10.﹣Its dangerous to drive after drinking.
﹣That's true.It can increase the_____of traffic accidents.
A.advantage
B.stress
C.safety
D.risk
【答案】D【解析】答案：D.考查名词词义辨析.句意：﹣﹣酒后开车是危险的.﹣﹣是的，它会增加交通安全它会增加交通事故的风险.advantage利益，优势;stress压力;safety安全;risk风险.根据题干Its dangerous to drive after drinking.酒后开车是危险的.可知应说是的，它会增加交通事故的风险.故选D.
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