— Which is your favorite museum?— I think the best museum I like best in Zhongshan is Sun Yet-shen museum.
We couldn’t wait _______ a good rest after the exam.
Although we’ve learned English for years, we have trouble _____ the foreigners.
-----How many students are there in the classroom?------_______.
Students are supposed ________ hard at school.
--- I’m going to spend my winter vacation with my parents in Hainan ! --- __________ !