When the traffic light is red, you must .
A. stop B. wait C. go
Who can make a sentence ______“apple”
A.with B.in C. And
It’s too late. But I am still waiting _______ the bus.
A. of B.to C.for
Liu Tao can not find his e-book, so he is __________ it.
A. looking out of B.looking after C. looking for
Please listen to _______.
A. him B. he C. we
The______ invented the aeroplane.
A. Scottish B. Americans C. British