几个英语问题请教大家

Question

1＿＿of the accident last year,he had to lie in bed for 3 months.
A.For a result B.In a result C.With a result D.As a result

2Mary has made her decision,and she is determined to__it.
A.stick to B.stick out C.stick on D.stick by

3Ever since the new schoolmaster came,the school__a lot.
A.had to change B.has changed C.will change D.must change

4.__hearing that his mother was sick,he immediately went to the hospital.
A.On B.In C.At D.From
选哪个，为什么，谢谢

Answer 1

D 由于， 。。。的结果
D stick to=贴上,固定，粘上。stick by=不改变他的决定(decision)
B had to change 得改变，has changed 已经改变，will change 将会改变， must change 需改变
A on hearing “一听到。。。他马上。。。”的意思。
问题没错，答案也没错。

Answer 2

d由于事故的原因
a坚持
b前面有since
a介词on后面用动名词

Answer 3

1 D 去年那场车祸的后果是他不得不在床上躺了3个月

2 A Mary 已经作了决定,并下定决心坚持到底.stick to 坚持 stick on粘住

3 B 自从新学期开始以来,学校变了好多.ever since自从...开始,后面用现在完成时

4 句子错误,应该不填.一定要选A

Answer 4

D 固定搭配:As a result of
A 她下决心坚持于什么,仍然是固定搭配
(固定搭配的你要自己记好,这没有什么理由可讲的)
B Ever since指从过去到现在,所以用现在完成时
好象是A,因为其他的用法我没见过
这句是分词作伴随状语

Answer 5

D
A
B
D
最后一个我感觉应该是D
hear from听说~。

Answer 6

D 由于， 。。。的结果
D stick to=贴上,固定，粘上。stick by=不改变他的决定(decision)
B had to change 得改变，has changed 已经改变，will change 将会改变， must change 需改变
A on hearing “一听到。。。他马上。。。”的意思。