--- Excuse me, what is on the wall of the classroom?--- Oh, ______ a blackboard , two doors and five windows.
--I am going on a trip to Hong Kong next week. --Really? _________. Be sure to send me some photos on Wechat.
I hope my friends _________ my party this Saturday.
The Jiangs have lived in the city of Nantong since__________.
I found _______ difficult to work out the problem.
The Greens used to live in London and now they ________ in Beijing.