完成句子。
1 ．我们主动帮助他,但他拒绝了.（offer)
We__\_help him,but he____ ．
2 ．作为一名学生,我们必须集中精力学习.（concentrate on)
As a student,we must________.
3 ．他被控告没有赡养他的老母亲.（accuse)
He was__ _ __ ___ _____his elderly mother.
4 ．一本好书将对孩子的成长起到非常大的影响.（have influence on)
A good book________child's growth.
5 ．他教学经验丰富,深受学生欢迎.（experience)
He is____\__teaching____he is very popular among the students.
6 ．全家人都指望他养活家庭.（support)
The whole family depend on him to________.
7 ．为了不使父母失望,我决定毕业后成为一名医生.（so as not to)
l decide to be a doctor after graduation_______disappoint my parents.
8 ．他建议我们认真调查这个案件.（look into)
He suggests______with great care.
9 ．将要派谁去解这个数学难题？（arrange for)
Who will be________solve the maths problem？
10 ．如果考上大学,父母答应给我买台电脑.（admit,promise)
If I am___\_,my parents_______buy me a computer.
