_____ the instructions very carefully when filling inthe form

（2014年山东日照市高三校际联合检测）9．He didn’t tell his wife about buying a new car for her_____he could give her a big surprise on her birthday．

I met her _______ a cold winter morning in the street.

It is in the west of China _____ there is no doubt _____it is going to rain tomorrow.

下列各句加点词语使用恰当的一项是