帮我解答几道英语的语法题目,.

题目

帮我解答几道英语的语法题目,.
1.people could not help( )the foolish emperor in the procession.
A.laugh at B.to laugh at C.laughting at D.laughing on
2.There was terrible noise ( )the sudden burst of light.
A.followed B.following C.to be followed D.being followed
3."cant not you read?"Mary said ( )to the notice.
A.angrily pointing B.and point angrily C.angrily pointed D.and angrily pointing
4.L must apologize for( )ahead of time .----That is all right.
A.letting you not know B.not letting you know C.letting you know not D.letting not you know
5.You were brave enough to raise objections at the meeting.----Well,now l regret( )that.
A.to do B.to be doing C.to have done D.having done
6.Although punctrual himself ,the professor was quite used ( )late for his lecture.
A.to have students B.for students to be
C.for students' being
D.to students' being

答案

1、C can't help doing sth 情不自禁做某事
2、B there be 句型,主动用ing形式
3、B 副词修饰动词
4、A apologize for not doing sth 为没有……而道歉
5、A regret to do 后悔没做某事
6、C