12．In only 10 years, our province has been___into an advanced industrial province.
| A．transformed | B．entered | C．regarded | D．Issued |
— Where did you find your lost pen?
—It was in the park _____ we visited that day _____ I found it.
| A．what; that | B．which; that | C．where; that | D．when; that |
It was __________ back home after the experiment .
| A．not until midnight did he go | B．until midnight that he didn’t go |
| C．not until midnight that he went | D．until midnight when he didn’t go |
She didn’t come to the party last Sunday. __________, she must have made the party more exciting.
| A．If she came | B．Would she come | C．Had she come | D．Did she come |
— Are you going there with us?
— If Mary wants to go, __________.
| A．I also go | B．so do I | C．so I will | D．so will I |
The teacher told us to remain silent unless _____.
| A．to be asked | B．being asked | C．asked | D．you asked |