Work harder, _______ you will get more grades in the coming exam.
Shanghai is larger than ___________in Jiangsu.
The ______ of living areas makes wild animals become fewer than before
----How did he finish the work? ---- I hear that he did it __________
There are advertisements on Channel 7 than on Channel 8.
Kitty spends a lot of time after-school activities, but Linda spends little time ____it.