____ should buy tickets before theyget on the bus.(pass)

____ should buy tickets before theyget on the bus.(pass) ________ should buy tickets before they get on the bus.(pass l have to buy tickets when l get on the bus 的疑问句是什么 Try to buy one before all the tickets ___. In this photo, I ____ tickets in the long queue. A buy B buy If Tom ____(study)harder before,he____(pass)the examination You should - -(检验)the radio before you buy it. you should try it on before you buy it同义句 you should try it 4.Read the letter and ____ him.A.pass it on to B.pass on it buy tickets for the film .的意思. We should read the ____ before we take some medicine. We should ____ the old house before we move in.