Food safety is important. Rules _____ to stop people from food pollution.
| A．must make | B．must be made | C．mustn’t make | D．mustn’t be made |
The bus driver always says to us ,“Don’t get off________ the bus stops.”
| A．when | B．while | C．until | D．if |
—Which would you prefer, orange juice or coffee?
—Either ________ OK, but I prefer coffee ________ milk.
| A．are; with | B．is; with | C．are; to | D．is; to |
In order to find ________ better job, she planned to learn ________ second foreign language.
| A．the；a | B．a；a | C．the；the | D．a；the |
--- ______ does he get to school?
---- He rides his bike.
| A．How long | B．How far | C．How | D．When |
---What’s your sister doing now?
--- She ______ her homework.
| A．does | B．will do | C．is doing | D．was doing |