－Why don’t we go to the World Park?
－_______.
| A．That’s OK. | B．It doesn’t matter. |
| C．It sounds great. | D．That’s all right. |
--Is that Anna's car?
--It____be hers. She has just gone to the theater for the new opera.
| A．can't | B．mustn't | C．may | D．could |
Following the traffic rules can help us____ accidents.
| A．influence | B．repeat | C．produce | D．avoid |
Nowadays Wechat is____used by people for communicating, sharing, chatting, and so on.
| A．lastly | B．exactly | C．widely | D．nearly |
All the teachers love Mary. She is veryin answering teachers' questions in class.
| A．polite | B．direct | C．active | D．lively |
Those who would like to help others always have more chances to help____．
| A．them | B．themselves | C．us | D．ourselves |