Ⅰ.单句语法填空
1．What they need is a good textbook.
2．It is likely that investors will face losses.
3．Whether the meeting will be held is still a problem.
4．Construction engineering quality is vital for construction companies.
5．The latest winter fashions are now on view in the big shops.
6．The astronomer(astronomy)presented a new concept of the beginning of the universe.
7．Administration(administrative)costs are passed on the customer.
8．Most coughs are viral in origin(original)．
9．We haven't really calculated(calculation)the cost of the vacation yet.
10．Incredibly(incredible)，it was six months before I realized what was going on.
