I found ______ possible to answer all the questions within the given time.
| A．that | B．it | C．this | D．what |
—Have you got used to the Chinese food, Robert?
—Yes, but I don't like ____ when a Chinese host keeps serving me the food I don't like.
| A．this | B．that | C．those | D．it |
I couldn’t do my homework with all that noise ________.
| A．going on | B．goes on | C．went on | D．to go on |
Not only ____________ vital for reducing fever and helping stop pain, but there are also other things that aspirin can help with.
| A．has aspirin proved | B．did aspirin prove |
| C．aspirin proved | D．had aspirin proved |
It was not until 1938 _________ the first colour TV programme was broadcast.
| A．which | B．that | C．when | D．on which |
You can borrow my car ________ you promise not to drive too fast.
| A．unless | B．even if | C．in case | D．as long as |