—Can you tell me _______ I should wear for the party tonight?—A blue dress, I think. It’s suitable for a party.
At first, we didn’t know _______to do.
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.