— Look at the sign on the right.
— Oh, parking here. 
| A．isn’t allowed | B．doesn’t allow |
| C．wasn’t allowed | D．is allowed |
—My parents don’t allow me _____ computer games at school.
—That’s right. They are bad for your study.
A.play B. playingC.to play
The coat is made _____ silk, and it’s made _____ my mother .
A. of, in B. of , by C. from, of
The hall is too noisy. The speaker has to raise his voice to make himself _____.
A.hear B.heard C. hearing
The engineer will return from Hong Kong _____ a few days.
A.in B.for C.after
_____, I practice speaking English in the park. The air there is very fresh.
A.SometimeB.Some timesC.At times