单选题
Nelson _____ exercises because he has too much work every day.
题目答案
D
您的答案
答案解析
考查频度副词辨析。usually 通常；always 总是；often 经常；seldom 很少，不常。根据下文“因为他每天有很多的工作”可知，他很少锻炼。故选 D。
举一反三
—How many _____ doctors are there in your hospital,David?
—_____ them _____ over one hundred.
题目答案
D
您的答案
答案解析
考查名词作定语和主谓一致。第一个空作定语修饰 doctors。man 和 woman 作定语时，要与后面的名词在数上保持一致，首先排除 A、C两项；由疑问短语 how many 可知答语应为医生的数量，“the number of + 可数名词复数”作主语时，谓语动词用单数形式。故选D。
Diana used to _____ to work,but now she is used to _____ because the road is crowded and she wants to keep fit.
题目答案
A
您的答案
答案解析
戴安娜过去常开车上班，但现在她习惯步行了，因为道路很拥挤，而且她想保持身体健康。used to 过去常常，后跟动词原形，表示“过去经常做某事”；be used to doing sth. 表示“习惯做某事”。故选 A。
—The number of tourists _______ over 33 million this year.
—Yes. A large number of tourists _______ so far because of the new look of our city.
题目答案
A
您的答案
答案解析
句意：——今年游客的数量已经达到三千三百多万人。——是的。因为我们城市的新面貌，到目前为止大量的游客已经到来。the number of...“……的数量”；作主语时，谓语动词要用单数形式；a large number of “许多的；大量的”，后跟可数名词复数作主语时，谓语动词用复数形式。故选A。
—Could I borrow your umbrella,please?
—_____. Here you are.
题目答案
D
您的答案
答案解析
考查情景交际。句意：——我能借你的雨伞吗？——当然可以，给你。由答语后句“Here you are.”可知，此处应用肯定回答。A 项：不，谢谢你。B 项：抱歉，你不能；C 项：是的，我很愿意，常用来回答 Would you like…？问句：D 项：当然可以。故选 D。
The volunteers _______ the sick kids in the hospital on weekends.
题目答案
A
您的答案
答案解析
问题要点
考查动词短语辨析。
答案解析
句意：志愿者们周末在医院照顾生病的孩子。look after 照料；照顾；look for 寻找；look through 浏览。根据常识可知，生病住院的孩子需要人照顾，故选 A。
Playing computer games too often ______ bad for us.
题目答案
B
您的答案
答案解析
问题要点
考查主谓一致。
答案解析
句意：经常玩电脑游戏对我们有害。动名词短语作主语，谓语动词用单数形式。故选 B。
—Why were you angry with your daughter?
—She was busy _____ and taking selfies(自拍) when I was talking to her.
题目答案
A
您的答案
答案解析
考查非谓语动词。be busy doing sth. 意为“忙于做某事”，为固定搭配。
In fact,I still live in the same apartment,even though I can _____ a much more expensive house.
题目答案
C
您的答案
答案解析
考查动词辨析。句意：实际上，我仍住在以前的公寓，尽管我支付得起比这要贵得多的房子。leave 离开；sell 卖；afford 负担得起；allow 允许。由句意可知选 C。
Martin was so busy _____ the old that he gave up his part-time job.
题目答案
A
您的答案
答案解析
考查非谓语动词的用法。句意：马丁如此忙着帮助老年人以至于放弃了他的兼职工作。固定搭配 be busy doing sth. “忙于做某事”，故选 A。
The volunteers _____ the sick kids in the hospital on weekends.
题目答案
A
您的答案
答案解析
考查动词短语辨析。句意：志愿者们周末在医院照顾生病的孩子。look after 照料，照顾；look for 寻找；look through 浏览。根据常识可知，生病住院的孩子需要人照料，故选 A。