Has all that ____ without delay ____ yet?
| A．can do…being done | B．done…been done |
| C．ought to be done…to do | D．should be done…been done |
Continue heating until steam _____.
| A．has appeared | B．appear | C．appeared | D．will appear |
It is getting late. It’s time we _____.
| A．go | B．went | C．are going | D．must go |
There _____ an English evening party next Saturday.
| A．is going to be | B．will have | C．is to have | D．is going to have |
—What are you doing under the table?
—I _____ to find my watch.
| A．tried | B．try | C．am trying | D．have tried |
If it were not for the fact that you _____ ill, I would ask you to do this right now.
| A．were | B．had been | C．are | D．should be |