问题

_____ the government recovers the vehicle purchase tax and the oil prices go up continuously, the sales of the vehicle in China are still increasing every year

A:When
B:Once
C:Since
D:While

正确答案是：

同类题型

Mr Smith __________in London for a few years before he_____to China.

He was appointed as _____ president of the universityyesterday. Wearing a jacket and _____ tie today, he is giving a speech on theplatform.

His father is talking ________ the teacher________ his son’s English.

ucceeds ______ other designers have failed—her clothes are original, yet stylish.

It is _____ he often fails in exams _____ makes his parents worried about him.