I don’t know which country will hold the 2020 Olympics, and she has no idea, _______.
too B. either C. also
– Have you watched the movie the Left Ear?
-- Yes, I it last night with my sister.
| A．have watched | B．watched |
| C．will watch | D．was watching |
You go through the security check（安检）before getting on the train.
| A．can | B．might | C．may | D．must |
Air pollution is becoming more and more serious, actions must be taken to stop it.
| A．so | B．but | C．or | D．until |
His opinions are similar yours but different Julia’s.
| A．to; from | B．from; to |
| C．as; with | D．with; as |
When Liu Xiang announced that he would running forever, he burst into tears.
| A．give away | B．give up |
| C．give out | D．give in |