An accident occurred，but to our ______，no one was hurt.
| A．Sadness | B．disappointment |
| C．surprise | D．relief |
—It is reported that there is big breakthrough in the cancer treatment.
—If only his son could be brought back to life!
| A．a ; 不填 | B．不填 ; a | C．the ; the | D．a ; the |
—I really don’t know when we can get over all the troubles.
— ______! Our troubles will soon be over.
| A．Forget it | B．Cheer up | C．Neither do I | D．What a pity |
Our parents and teachers often ________ the importance of study hard _______ us.
| A．impress; on | B．impress; in | C．impress; with | D．impress; to |
Mr. Smith was the only one of those who ________ to the dinner.
| A．were invited | B．were inviting | C．was inviting | D．was invited |
I want to catch _____ early train, but couldn’t get _____ ride to the station.
| A．an; the | B．\; the | C．an; \ | D．the; a |