My mother has been a Chinese teacher ______ about twenty years
| A．in | B．to | C．for | D．with |
Tom and Mike are good friends. _____ often help each others.
| A．They | B．Them | C．Their | D．Theirs |
Her father often _______ to work on foot. But yesterday he ________ a bike.
| A．goes, rides | B．goes, rode | C．went, rides | D．went, rode |
--- _______ do you have piano lessons?
--- Once a week.
| A．How many | B．How long | C．How often | D．How soon |
--- How did you go home yesterday ?
--- My father when he drove past my school .
| A．picks up me | B．picks me up | C．picked up me | D．picked me up |
I want to get __________ about Qinghua University yesterday.
| A．many information | B．much information |
| C．a lot information | D．some information |