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英语 语法填空#练习26
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1. Since we lacked enough time and support , we didn ' t know __ to solve the problem ． A . when B . why C . where D . how 答案解析： D when ：何时； why ：为什么； where ：哪里； how ：如何。根据句意可知，选 D 。 how to solve the problem 是"疑问词＋ to do "结构作 know 的宾语。 2. Mr . Lin __ to New York before , so the host family went to the airport to pick him up . A . didn ' t go B . hasn ' t been C . doesn ' t go D . hadn ' t been 答案解析： D 根据句中的 before 一词可知，空处所表示的动作发生在 went 所表示的动作之前，即发生在"过去的过去",所以逗号前的分句应用过去完成时。故选 D 。 3. Bill Gates is often thought to be the richest man in the world . __, his personal life see ms not luxury . A . Moreover B . Therefore C . However D . Besides 答案解析： C moreover ：而且，此外； therefore ：因此，所以； however :然而，不过； besides :此外，而且。根据句意可知，前后两句之间为转折关系。故选 C 。 4.You' d better get the task __ as soon as possible , otherwise you might not complete it on time ． A . do B . to do C . done D . be doing 答案解析： C get 后可跟非谓语动词作宾补。 get sth . done ：使某事被做； get sb . to do sth .：使某人做某事； get sb . doing sth .：使某人一直做某事。根据句意可知，选 C 。 5. Though the __ drama is wonderful , I guess most audiences will be tired as it is too long ． A . four - hour B . four hours C . four - hours D . four - hour ' s 答案解析： A "基数词＋名词"可构成形容词，中间使用连字符连接，且此时名词应用单数形式。 four - hour 相当于 four hours'，意为"四小时的"。故选 A 。
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