问题

I study_____ my science test____Thursday afternoon.
A:at; on
B:on; for
C:for; in
D:for; on
B:on; for
C:for; in
D:for; on
正确答案是:
同类题型
Shall we go and ______hello to foreignteachers—-Good idea! Let’s go.
Tom sat up late recently.— Yes, that might _______ why he slept in class. [ ]
His father believe in_____ very much, so he makesdecisions all by _____.
Shall I pick you up tomorrow morning, Peter—It would probably save time if we _______ downtown.
rge had followed his father’s advice, he________ a lawyer now.