问题
Many people agree that ______ knowledge of English is a must in _______ international trade today.
A:a
B:/
C:an
D:the;
B:/
C:an
D:the;
正确答案是：
同类题型
That car accident _________all his life. After that he was limited to a wheelchair.
Now, children, turn to page __________and look at the __________ picture in Lesson Three.
Jenny works hard as usual and it has _____. She got the first in the final exam again.
Don’t play with the knife, _______ you’ll cut yourself.—-Sorry, I_________ .