最好能够详细分析每个选项,讲解清楚为什么选这个答案而不选那个选项,
1.My hobby is _____ all kinds of coins.
A.to collect B.collecting C.to pick up D.picking up
2.The man ____ France will give us a talk ____ his history.
A.from,on B.of,in C.of,about D.from,of
3.He says that he will ____ to me in three days.
A.return the money B.return back the money
C.get the money back D.pay back the money
4.Look!Mrs.Green is talking _____ the students of Class 1 on the ground.
A.among B.in the middle of C.between D.at
5.The girl had a short rest and did her homework ____ she reached home.
A.after B.before C.when D.since