Nobody but doctors or nurses and those __________ by Dr. Hu ________ to enter the patient's room.
| A．invited；is allowed | B．are invited；are allowed |
| C．being invited；allowed | D．invited；are allowed |
—Some wine?
—Thank you. _______. I have to drive home.
| A．With pleasure |
| B．I'd rather not |
| C．That would be nice |
| D．Just what I need |
—Excuse me, but could you please tell me the way to the gas station around here?
—Sorry. There isn’tgas station nearby, I'm afraid.
| A．one | B．不填 | C．the | D．a |
Space exploration began in the 1960s, and since then about five hundred peopleinto space.
| A．have traveled | B．traveled | C．had traveled | D．are traveling |
Not until the man i，n black took off his dark glassesthat he was the famous film star.
| A．did I realize | B．I realized | C．was I realized | D．I have realized |
—Do you think he can get the first prize for jumping?
—Impossible now. Heto do so, but he has just hurt his leg.
| A．has expected | B．is expected | C．would expect | D．was expected |