He left home in 1980 and has never come back ____.
| A．though | B．while | C．when | D．since |
Pirates from Somalia who hijacked _____European carrier in _____ Indian Ocean threatened to kill its 25 crew members if any rescue operation was attempted.
| A．the;不填 | B．a; the | C．the;a | D．the;the |
Many people agree that never in history a more splendid opening ceremony than that of the Beijing Olympics.
| A．there were | B．has there been | C．there has been | D．were there |
It was extremely hot last summer. , it was the hottest summer of the last 50 years.
| A．At last | B．In fact | C．On average | D．For example |
- Mr. Black, this is our language lab. Would you like to go in and have a look?
-- OK. .
| A．Help yourself | B．This way, please | C．Follow me | D．After you |
-- I didn’t go to the movie last night because of the rain.
-- What a pity! If I had got the ticket, I it.
| A．wouldn’t have missed | B．wouldn’t miss |
| C．didn’t miss | D．hadn’t missed |