“An awful accident ___, however, occur the other day.” The old man repeated, trembling all over.
| A．does | B．did | C．had | D．has to |
—Why didn’t you pick up the sunglasses?
—I _____ it, but I didn’t carry that much money.
| A．could buy | B．should buy | C．must have bought | D．could have bought |
. —Do you know why the Yellow River basin is called the Cradle of Chinese Civilization?
—Well, well, _____. I’ve never read about that.
| A．you really have me there | B．there is some doubt | C．I can’t tell you | D．that depends |
On April 14th, residents of China's remote Yushu County, located on ______ Tibetan plateau, were awoken by ______ strong earthquake.
| A．the; the | B．a; the | C．a; 不填 | D．the; a |
. China and the United States held their first strategic dialogue on August and ______to increase co-operation and constructive relations.
| A．agreed | B．would agree | C．have agreed | D．had agreed |
As the famous expert ______, the secret _____happiness is to think about positive things and stay optimistic.
| A．retells; on | B．reminds; to | C．remarks; of | D．respects; in |