The man _______you played a trick is from Canada.

He didn’t listen to the teacher carefully.,he couldn’t answer those questions.

_____we promise continuous increase in rural incomes _____improve the whole people’s well-being．

Seems no one knows _____ what happened to Malaysia Airline Flight 370.—It’s really sad, hope more and more resources will be offered in the search.

____ the instructions on the packet when you take the drug and the drug, I think, will work soon