题目内容
The Dongying-Hainan airline for about 5 months. I have taken the flights three times.
| A．is open | B．has opened | C．has been open | D．has been opened |
C
解析
练习册系列答案
阅读快车系列答案
相关题目
An English speech to the children tomorrow.
| A． is given | B．has been given | C．will be given | D．was given |
-This problem is very difficult. -I know,but Jack has working it out.
| A．succeed in | B．succeeds in | C．succeeding in | D．succeeded in |
If it____ tomorrow , we won’t go to the park.
| A．rained | B．rains | C．will rain | D．raining |
--- Did you notice him come into the hall?
--- Sorry, sir. I _______ with my friends online.
| A．was chatting | B．chatted | C．would chat | D．am chatting |
It _____ last week that the haze(雾霾)in Beijing caused many problems.
| A．reports | B．reported | C．is reported | D．was reported |
Tom wants to be a singer and he_____. singing lessons to do it.
| A．took | B．has taken | C．is taking | D．was taking. |
This pair of shoes ________ hand, and it _______ very comfortable .
| A．is made with; is felt | B．are made from; is felt |
| C．are made of; feels | D．is made by; feels |