问题
It’s very difficult to see ____ the window because the glass is very dirty.[ ]
A: through
B: across
C: over
D:at
B: across
C: over
D:at
正确答案是：
同类题型
We usually work _____ the day and sleep _____ night.[ ]
_______ people lost their homes in Japan’s earthquake.
How long have you been studying at this school?—I have been studying here_____. [ ]
What do you think of Billy, the shortest boy in our class? —I think he is _________ honest boy.
Do you like your Maths teacher?— No, he always makes us _________ a lot of homework.