With the development of science and technology, people’s life _______ in the past few years.
| A．improved | B．has improved |
| C．is improving | D．had improved |
A computer does only what thinking people _________.
| A．have it do | B．have it done | C．have done it | D．having it done |
--- It was careless of you to have left your clothes outside all night.
--- My god! _________.
| A．So did I | B．So I did | C．So were you | D．So did you |
There was a lot of fun at yesterday’s party. You ___ come, but why didn’t you?
| A．must have | B．should | C．need have | D．ought to have |
One more week, ______ we will accomplish the task.
| A．or | B．so that | C．and | D．if |
______ everybody knows about it, I don’t want to talk any more.
| A．For | B．Even | C．Since | D．However |