We ________ cross the street until the traffic lights turn green.
| A．mustn't | B．needn't | C．should | D．might |
--______great fun we had at the party last night!
--Yes, It was _________exciting a party that I would never forget it.
| A．How, such an | B．What, so |
| C．What a, such an | D．How a, so an |
We feel ______our duty to make our country stronger and stronger.
| A．it | B．this | C．that | D．one |
--The air pollution is terrible.
--It will be worse_______ we take action to protect the environment.
| A．if | B．unless | C．until | D．when |
--Which of the two sweaters will you take?
--I’ll take _____. They look nearly the same, and I just need one.
| A．both | B．either | C．none | D．all |
--More and more people come to visit Houyi Park.
--That’s true. It has become the ______of Sheyang.
| A．pride | B．praise | C．proud | D．courage |