－ What does the sign over there read － “No person ________ smoke or carry a lighted cigarette, cigar or pipe in this area”

Which do you think is ________, health or wealth？

人们针对某一需要而为计算机编制的指令序列称为_____。

_______________will not continue if an ongoing operation is changed or deletedA、

计算中间工序尺寸的一种科学而又方便的方法是_______。

29．__________ when you are on the bus or bike．

Which do you think is _________________important, health or wealth?

And they can ______their passports______，making leaving or “escaping” virtually impossible.

Either he or I ______to the airport.

Duty is an act or a course of action that people __________you to take by social customs, law or religion.

Hurry up, or you ______ catch the train.

专门为某种用途而设计的计算机，称为______计算机。