It is (high) time that ... (早就)该…… It’s first / second / third / ... time + that ... 这是 某人第几次干某事(从句谓语用现在完成时)
It is / has been +一段时间+ since ... 自从……已 经……; It wasn’t / won’t be long before ... 没过多久就 / 很快…… It’s + 时间段 + before ... 过……时间才…… 五、it与one的区别 两者均可代替前面提到的事物,区别是:it指的 是与前面已提到的事物为同一物,此时的it等于 “the +名词”;而one 指的是与前面已提到的事 物为同一类物,此时的one等于“a +名词”。如:
III. 选用正确的词完成下面短文。 it, these, that, what, the
Do you have a drawer or a box of your special stuff? 1. __I_t __ may look like junk to anybody else, but to you 2. _i_t __ may be very important. Maybe 3. __i_t_____ is your set of last year’s hockey cards, a bottle top you hoped would show the winning number, the smoothest pebbles you could find on the beach, and your class photo. If you have kept things like 4. _t_h_e_se____, then you are a collector! Some people might call 5. ___th_e____ collection junk,