My mother ______ school when she was 13 years old．

　　A．drop out of B．dropped out of　　C．fell out of

Mary likes bananas very much，______ she doesn't like apples．

　　A．and　　B．or　　C．but

I have worked here ____ 2003．

　　A．since　　 B．for　　C．after D．before

I have lived here ____ my childhood．

　　A．when　B．since C．after D．for

Poor students are very ____．Now they can go to school．

　　A．luck　　B．lucky　　C．luckily D．unlucky

Tom is ____ eighteen-year-old boy．

　　A a　　B．／　　C．an D．the

He stopped ____ to school because he has to look after his parents．

　　A．to go　　B．going　　C．to drop out D．dropping out

____ the help of the internet，we can learn what other people around the world are doing.

　　A．By　　B．Through C．With D．For

My daughter is a ____ baby．

　　A．two-months-old　　B．two-month-old　　C．two-months old D．two months'-old

We have worked for two hours．Let's stop ____ a rest．

　　A．had　　B．have C．to have D．having