While staying in Scotland alone, _____. [ ]

This wall of air is an effective answer to the problem and it ____ work. —But it is a question to put such a wall of air around the statue.

Many Chinese people donate money to help those students ________ financial aid.[ ]

I will meet him ______ the morning _______ October 2nd

The beautiful mountain villagewe spent our holiday last year is located in____________is now part of Hefei