问题
It’s dangerous to swim here. Look at the sign!—Oh, I _______ it.
A:didn’t notice
B:don’t notice
C:hadn’t notice
D:haven’t notice;
B:don’t notice
C:hadn’t notice
D:haven’t notice;
正确答案是：
同类题型
14．— I ______ to be here on time— But you ______ late again
giving a general introduction to the computer, the course also provides practical experience. [ ]
Look! There is in the river. What is it–Maybe it is a bird.
You shouldn’t ________ your hope. Everything will be better.
I hope I will not be called on in class as I’m not yet____prepared