Your shoes are so old. Why don’t you buy a new pair一Because I ______ all my money on an MP5.

I hate travelling by air__________ you usually have towait for hours before the plane takes off.

When it is winter in China, it is _______in Australia.

re were noexaminations, we should have ___ at school

下列加点字的解释全都不正确的一项是（ ）