问题

Look! There’s an island over there. — Yes. It’s too far away from the land. I think it must be ________ visited by ships.

A:often
B:usually
C:seldom
D:always;

正确答案是：

同类题型

I’m more thanhappy to go out this weekend —–______ We’ve got so much work to do at that time

It’s the third time ________ late for school this week

bits, ______ formed, are difficult to give up.

We’ve got into trouble and don’t know ________ to do next . Hopefully someone will come to help us.

come to ask for some advice at any time —Yes, of course. .