.
Tell John not to leave the house unless he________that the lights ______ .
| A．will make sure, turn off | B．makes sure; are turned off |
| C．will make sure; will turn off | D．makes sure; will be turned off |
Jerry, who came to Shenyang last year, spent ￥80,000 more than he ________ on a new flat.
| A．will plan | B．has planned | C．would plan | D．had planned |
Mr. Obama paid a visit to China in November, 2009, _______, needless to say, must strengthen the Sino-US ties.
| A．what | B．that | C．which | D．it |
________ hard times and danger for over nine months, British teenager Mike made history as the youngest sailor among the world.
| A．Having battled | B．Battled | C．Battling | D．To battle |
—I’m going on diet these days.
—In my opinion, you should havebalanced diet.
| A．a; / | B．a; a | C．/; a | D．the; the |
I ___________ through that bitter period without your generous help.
| A．couldn’t have gone | B．didn’t go | C．couldn’t go | D．hadn’t gone |