American English has so many_________because the American people have come from all over the world.
A.grammar B.vocabulary C.pronunciations D.dialects
At the meeting,Professor Wang_____some good advice and all the people present agreed with him.
A.came along B.came about C.came up with D.came out
Sam insisted that he______the law and______.
A.didn't break;mustn't be punished B.doesn't break;shouldn't punish
C.hadn't broken;be not punished D.hadn't broken;not be punished
It was the typhoon ________was called Tiange hit Zhuhai and Macao.
A.which;that B.what;which C.that;who D.that;which
I'm glad to introduce Mr.Smith to you,without______my experiment would have ended in failure.
A.whom help me B.his help C.whose help D.who help
I ______ for Shanghai this Saturday, so I want to know when the earliest plane ______.
A.leave; takes off B.am leaving; takes off
C.leave; is taking off D.am leaving; is taking off
