Professor Smith is very kind. You can turn to him for help as long as he is_________.

A.active B.confused C.available D.busy

After graduation, Jane_________ her job as a volunteer teacher in the countryside.

A.set out B.set up C.took up D.took over

The exact date hasn't been decided. We'll have to wait for_________ week.

A.other B.others C.the other D.another

_________ I am concerned, the summer vacation could be shortened.

A.As far as B.As long as C.As soon as D.As well as

He suggested we set off for the station immediately. _________ , we will miss the the train.

A.Therefore B.Meanwhile C.However D.Otherwise

The man_________ in prison now because he broke the law during the quarantine time.

A.kept B.is being kept C.is keeping D.was kept

Lily, though too young to go to school, _________ easily recite 2000 poems.

A.must B.can C.need D.should

_________ students develop these social skills, schools in America offer a large number of after-school activities.

A.Helping B.Help C.Helped D.To help

China has got a good_________ for fighting against Covid-19 with its careful and smooth organizaton.

A.reputation B.influence C.impression D.knowledge

The train for Beijing_________ at seven o’clock in the evening. We still have some time.

A.leaves B.has left C.left D.would leave