17．－I didn’t pass the English exam.－Work hard, _______you’ll succeed

Some Southeast Asian countries were quick to ________ the search for a missing Malaysian airliner–Malaysia Airlines Flight 370.

He asked Mary whether she had passed the exam________

amily sat in front of the television on the eve of the Spring Festival, happy___ the Spring Festival Evening Gala.

Shall we meet at the station at 8 a.m.—In fact, we __________. The train ________ until 10a.m.