题目内容
根据中文意义完成下列句子(每空一词)
现在他渴望成为一名飞行员。
Now he _____ _____ ______ becoming a pilot.
她靠洗衣服为生。
She ______ ______ living by washing clothes.
这对老俩口结婚已经50年了。
It is 50 years ______ that old couple ______ ______.
失业永远不是个令人满意的题目。
It is never a ______ topic to be ______ ______ ______.
种了许多树木，一来是可以保持空气清新，二来，可以使城镇看起来更漂亮。
More trees must be planted _____ ______ ______ they keep air fresh, ______ ______ they make towns and cities look more beautiful.
如果你要提醒人可能有危险，你要告诉他此事，以便他做好准备。
If you ______ someone ______ a possible ______, you tell him about it so that he will get ready.
