It seems that the aged people _________ the H7N9 moreeasily from the recent cases.

Why didn’t you go to play football with us yesterday afternoon—I my mother with the housework then.

Independent study is not intended as a(n) ________ for reducing course-scheduling difficulties but as a means for exploring in greater depth academic subject matter.

It only _____me half an hour_____ to school every day last term.

She went to the hotel to see her friend, only_____ he had gone away.[ ]