We still enjoyed ourselves on the Great Wall -----there were------ people during the holiday.
| A．though; hundred | B．however; two hundreds |
| C．but; hundreds of | D．although; hundreds of |
I saw them ___football on the playground when I passed by.
| A．playing | B．were playing | C．played | D．to play |
Every day we spend half an hourmorning exercise。
| A．do | B． to do | C． for doing | D． doing |
The building is the secondin our town。
| A． high | B． highest | C． higher | D． the most highest |
His father is engineer. He designed such useful machine
| A．a an | B．an a | C．an an | D．a a |
—Who is speaking there?
—It be Uncle Li. He has gone to Shanghai.
| A．must | B．can’t | C．might | D．should |