You should became a flowing star

You should became a flowing star You became a memory 是什么意思? You should make a A.You should keep The sky became dark.Finally,a car stopped.Thank you！ You should give it a If you（ )water.It( )steam.A.boil,became B.will boil,becomes C.boil,becomes D.will boil,became 试题：You should have put the milk in the ice-box; I expect it ____undrinkable by now.试题：You should have put the milk in the ice-box; I expect it ____undrinkable by now.A.became B.has become C.had become D.becomes为什么这里不能用 bec 关于英语语法中要不要加been的问题,以及should的问题一、Having（been） taught thousands of students since I became a university teacher,Merry impressed me most.这句话里,been要不要加进去呢?二、Should you haveany furthe how long have you （）a tour guide A been B become C became D were i have enough patience for you ,so i became a ptient ,a lonely patient.翻译 不是过去时吗 为什么是become 不是 became?When did you become a housewife? You should ( ) your ( ) twice a day M____ you should see a dentist. You should a doctor at once You should be a real man. 改错:You should make a appointment first you should wear a pair of t___