---_______ do they go to school ? ---At 6 o’clock .A. When B. What C. Where
The weather is _______today than yesterday.
We try our best ___ English and we practice ____ English every day.
Although she always stays at home, she knows what’s ______ in the city.
We arrived _____ Shanghai______ the morning of July 2nd.
We have to stay at home ________ the heavy rain.