问题
The letter____Tommy received from his company yesterday is very important.
A:who
B:where
C:what
D:that
B:where
C:what
D:that
正确答案是：
同类题型
School life in Britain is _________ that in America.
Linda’s father hates waiting in long lines. I think he’s very _______.
New technologies have made ____ possible to turn out new products faster and at a lower cost.
Let’s go hiking ______ staying at home, shall we? — A good idea. [ ]
If you have questions to ask, you can call me _________ 5386714.[ ]