－Would you mind giving your advice on how to improve our business management?

－If you make ________ most of the modern equipment, there will be ________ rise in production．

不填; 不填

the; a

不填; a

the; 不填

－So you missed the meeting．

－________．I got there five minutes before it finished．

Not at all

Not exactly

Not especially

Not really

－The dinner was delicious!

－I agree．I am so full．

－That's too bad．But some dessert ________．

has ordered

will be ordered

has been ordered

was going to be ordered

－If you have time tonight, I'd like to invite you to a ball．

－That's very nice of you, but are you ________?

free

careful

serious

true

－You didn't wait for Mr．Black last night, did you?

－No, but we ________．He didn't return home at all．

couldn't have

needn 't have

didn't need to

should wait have

－The research on the new bird flu virus vaccine is challenging and demanding．Who do you think can do the job?

－________ my students have a try?

Shall

Must

Will

May

－No, I'm afraid he isn't in．This is his secretary speaking．Can I help you?

－________ ．

Oh, you will．

Oh, that's a pity．

I should think so．

Well, I look forward to hearing from you．