--- May we leave the classroom now?
--- No, you ____________ . You ____________ to leave before the bell rings.
| A．mustn’t, are allowed | B．don’t have to, are allowed |
| C．needn’t, aren’t allowed | D．can’t, aren’t allowed |
Please try________ late again next time. You should be on time.
A. not to be B. not be C. to be
Guangzhou is ________ the south of China and is a very busy city.
A. in B. on C. at
Taiwan is ________ island and it is near Fujian Province.
A. a B. an C. the
Does Li Lei’s sister _______ a ping-pong bat?
| A．haves | B．have | C．has | D．play |
Look! Here are ____________ .
| A．a ruler | B．an ruler |
| C．two rulers | D．a rulers |