It’s important ________ English well.
A.to learn B.learning C.learn
Don’t try to do everything at once. Take it a bit __________.
| A．at times | B．at that time | C．at all times | D．at a time |
—Will you please help me to repair the computer now?
—Sorry. I’m too busy and I haven’t a minute to __________.
| A．spare | B．share | C．spend | D．save |
Jane’s mother preferred __________ TV at home to __________ to the concert.
| A．to watch; go | B．watching; going | C．watching; go | D．to watch; going |
There’s a lot to do. We can’t __________ to waste any time.
| A．wait | B．afford | C．want | D．have |
Could you tell me how long __________ the football club?
| A．you have joined | B．have you joined | C．you have been in | D．have you been in |