He was very busy yesterday；otherwise，he ______ to the meeting.
| A．would come | B．came | C．would have come | D．will come |
Though flu is adisease,it can cause death.
| A．regular | B．normal | C．usual | D．common |
A true friend is the one that is coming in the door whileelse is going out.
| A．somebody | B．no one | C．nobody | D．everyone |
With the development of science,more new technologyto the fields of IT.
| A．has introduced | B．is being introduced |
| C．is introduced | D．was introduced |
several times in the exam,John didnt have much confidence in himself.
| A．Having failed | B．Failing | C．To fail | D．Failed |
—The problem wasn’t difficult for him,was it?
—No,it wasn’t.Hea more difficult one.
| A．should have been given | B．ought to be given |
| C．would have been given | D．must be given |