问题
They are having _______ dinner at home.
A:a
B:the
C:/
D:an
B:the
C:/
D:an
正确答案是:
同类题型
Hei Longjiang is a pretty province __________ a river __________ through it.[ ]
More than twenty_____students are having an important exam at the moment.
No sooner ____ down ____ we found it was time to go.
Scott found_________ difficult to solve the problem.
Shall I take my swimming suit ?–No , you _____ . We will just go hiking in the mountain .