新目标英语八年级上unit1~3重要语法句型以及小知识点．

U1:try doing sth
to do sth
one's best to do sth
look after=take care of
U2:It's important for sb to do sth
easy for sb to do sth
U3:finish doing sth
send sb sth =send sth to sb
be famous as
be famous for