If he harder, he’ll catch up with us.
| A．work | B．works |
| C．worked | D．will work |
Joy, what happened to the plane?
It ___ at midnight, but it didn’t land on the airport on time.
| A．took off | B．put off | C．turned off | D．got off |
we’ll go to the Great Wall___ there is heavy rain tomorrow.
OK! Walking on the Great Wall must be great fun.
| A．as soon as | B．when | C．unless | D．if |
most of the children in my time liked to play together under that big tree.___ during the summer holidays
| A．although | B．exactly | C．especially | D．probably |
what does the instruction say?
You should use cold water to wash the dress, or the colors in the dress will___
| A．appear | B．run | C．drop | D．fall |
hey, Alice. You___ on the phone a moment ago. But you weren’t here and I took a message for you.
Oh? I was in the library.
| A．are wanted | B．were wanted | C．are called | D．have called |