It was quite a long time ________ I made it out what had happened.
What the doctor really doubts is_____my mother will recover from the serious disease soon.
—Johnson,come and look at the sea! It is beautiful,isn’t it? —Absolutely! If only____I here by the sea.
.—It’s a long time since I saw my brother. —Why ________ him this weekend?
—Would you mind closing the window to keep out the noise? —________.I’ll do it right away.
There are about ______ people in the park on National Day.