Listen, Mary ______ have done it．She’s been with me at the shop all day．
| A．wouldn’t | B．shouldn’t |
| C．needn’t | D．couldn’t |
______ of the workers in the computer factory is about two thousand, and ______ of them are women workers.
| A．The number; second third | B．A number; three quarters |
| C．The number; two thirds | D．A number; half second |
______Browns usually go to ______ church every Sunday．
| A．/; / | B．/; the | C．The; the | D．The; / |
— I’m sorry I didn’t make it to your party last night.
— ______, I know you’re busy these days.
| A．Of course | B．No kidding |
| C．That’s all right | D．Don’t mention it |
Tom caught several fish after three hours, and only then ______ that the secret of success was patience.
| A．he realized | B．did he realize |
| C．he had realized | D．had he realized |
— I ______ down to the shops. Could I get you anything？
— No, thanks. I’ll do e-shopping.
| A．was just going | B．would just go |
| C．have just gone | D．am just going |