Helen is ______ office worker in a big company near Xinjiekou.
| A．a | B．an | C．the | D．/ |
I will visit you tomorrow________I’m too busy．
A．unless
B．if
C．because
You’ll find________easy to learn it well．
| A．that |
| B．its |
| C．it |
| D．this |
—________do you learn English？
—By________vocabulary lists．
| A．How；make |
| B．What；makes |
| C．How；making |
| D．What；making |
—I can’t fall asleep．
—You get up and do something________lying in bed．
| A．when |
| B．instead |
| C．instead of |
| D．while |
I was________tired that I couldn’t go on walking．
| A．so |
| B．such |
| C．very |
| D．quite |