1、be able to能夠
They should be able to read and understand everything on the printout.
他們應(yīng)該能夠閱讀和理解打印輸出上的所有內(nèi)容 。
2、it is time to是…的時(shí)候了
This timer says it is time to get the cookies out of theoven.
這個(gè)計(jì)時(shí)器說到時(shí)間把餅干從爐子里面拿出來了 。