1．The computer is one of the________(invent) in the twentieth century.
答案：inventions 本题考查名词的单复数。invention作“发明物”讲时是可数名词。
2．—Will you be on ________ holiday?
—Well，I'm too busy to take________holiday now.
________manager makes me work day and night. I'll be able to take________two months from now.
答案：/；a；The；one be on holiday是固定词组，意为“在休假”；第二空是泛指，用不定冠词 ; the manager则是特指经理；one即holiday。
3．We had no ________(definition) plans.
答案：definite 我们没有明确的计划。此处作定语修饰plans，应该用形容词。
4．________honest with you，I think you have little chance of winning the game.
答案：To be “to be honest”做独立成分。表达“老实跟你说”。常跟介词“with”搭配。
5．Eighty percent of the population of China______(be) farmers.
答案：are 百分数作主语，谓语动词的数根据of后的名词确定。此处population指“人们”；是一复数形式，故用are。
6．They were surprised that a child should work out the problem________they themselves couldn't.
答案：while while表示两者的对比，为“而；但是”的意思。
7．I agree with most of what you said，but I don't agree with________.
答案：everything everything与not连用表示部分否定。
