—Would you help me _______, Mr Zhang? This question’s too hard for me.—OK. Let me try.
---- ________your sister__________? ----- She is friendly and helpful.
The twins are talking about their trip plan. It’s fun to _________ them.
When the wonderful news_________, we all got very excited.
Of the three foreigners, one is from London, ________ two are from New York.
The buildings in this city are not as tall as _________ in my hometown.