【单选题】
When I saw the cars crash on the road,a frightened feeling ________ through my mind.
【单选题】
What is referred to if we say “see a movie, watch a play, look at a picture”?
【判断题】
A: May I play basketball after supper? B: No, you mustnt.
【判断题】
Once you play pingpang, you’ll find great pleasure.
【单选题】
In the Chinese household, grandparents and other relative play ___ roles in raising children.
【单选题】
Drunk driving ( ) most of the road accidents, leading to huge loss of lives and property every year.
【单选题】
文法G【S】=({b},{S,B},S,{S→b│bB,B→bS}),该文法所描述的语言____。
【单选题】
3.John, look at the time.____you play the piano at such a late hour
【单选题】
A group of American soldiers were walking along the road in Irap when a bomb was _____, three of whom were killed.
【单选题】
有文法G=({S},{a},{S→SaS,S→e},S),该文法是____。