—This returned Chinese scholar has become one of the top experts in this field .
—Yes , I know him very well . He in Africa with wild animals for eight years .
| A．has worked | B．had worked | C．worked | D．has been working |
—Who is ________ English teacher?
—Well, it's Mrs.Green.She teaches ________ English very well.
| A．you; we | B．you; ours | C．your; us | D．your; our |
There are more than fifty ________ in our school.
| A．woman teachers | B．women teachers | C．women teacher | D．woman teacher |
Lucy is ________ university student.She likes playing ________ piano.
| A．a; / | B．a; the | C．an; the | D．an; / |
This year the number of the US students ____in China has increased by 18.4percent compared to last year.
| A． to study | B． studying | C． having studied | D． studied |
You had better encourage your children to____some of their pocket money for future education .
| A． put aside | B． put up | C． put off | D． put back |