Without proper lessons, you could ___ a lot of bad habits when playing the piano.
| A．keep up | B．pick up | C．draw up | D．catch up |
I can't use your pen, ___ there is no ink in it.
| A．for | B．when | C．if | D．whether |
My sister was against my suggestion while my brother was_________it.
| A．in favour of | B．in memory of |
| C．in honour of | D．in search of |
Things have changed a lot ____ I wrote to you last time.
| A．when | B．since | C．as | D．before |
There were a lot of people standing at the door and the small girl couldn’t get _______.
| A．between | B．through | C．across | D．beyond |
___ he came to study in the university, he has made much progress in the study of English.
| A．While | B．When | C．Since | D．After |