Not only_______polluted but________crowded.
| A．was the city,were the streets | B．the city was,were the streets |
| C．was the city,the streets were | D．the city was,the streets were |
— Is your mother going to the supermarket？
— No，______.
| A．she doesn’t | B．she’s cooking | C．she gets by bus | D．to a tailor’s shop |
______，I will help you with your work.
| A．If I am possible | B．If it possible | C．If possible | D．Possible |
Only when he had done it ______ that he had made a mistake.
| A．he then realized | B．did he realize | C．before | D．he realized |
—It has rained for a day. What timely rain!
_____________.
| A．So it is | B．So is it | C．So it has | D．So has it |
Only when _________ possible to settle the problem.
| A．does the chief editor come will it be | B．the chief editor comes will it be |
| C．does the chief editor come it will be | D．the chief editor comes it will be |
_____ that it was sold out when it came out.
| A．So was her successful book | B．So successful was her book |
| C．So her book was successful | D．So successful her book was |
Unreasonable ________, it turned out to be effective．
| A．though sounded the plan | B．though the plan sounded |
| C．the plan sounded though | D．sounded the plan though |
Rarely _____________________ .
| A．the temperature falls below zero here | B．falls the temperature below zero here |
| C．does the temperature fall below zero here | D．has the temperature fallen below zero here |
.I tried every means to reach my goal but failed. So sad ______ that I almost lost heart.
| A．I did feel | B．did I feel | C．felt I | D．I felt |