28. We desired that help ___here without delay.
| A．be sent | B．is sent | C．has been sent | D．was sent |
I really don’t know I lost my purse.
| A．where it was that | B．when was it that | C．it was where that | D．that it was when |
________ his arrival, he began to make preparations for the speech of the conference.
| A．In | B．With | C．On | D．By |
—I’m sure Andrew will win the first prize in the final.
—I think so. He ________ for it for months.
| A．is preparing | B．was preparing | C．has been preparing | D．had been preparing |
The teacher stressed again that the students should not ________ any important details while retelling the story.
| A．figure out | B．let out | C．leave out | D．pick out |
—The guard keeps watch at the gate.
—So he does. Only those knows well could be let in.
| A．close; who | B．tight; whom | C．tight; that | D．close; he |