Although she has a lot of problems, she managed to remain .
| A．optimistic | B．cautious | C．concert | D．anxious |
I don’t know why she’s looking at me ______ she knew me. I’ve never seen her before in my life.
| A．as | B．although | C．even if | D．as if |
The police stopped the car______ speed was more than 120km per hour.
| A．whose | B．which | C．of which | D．that |
—What about your TEFL test?
—I have answered all the questions, but I’m not sure _____ I could get a high enough score.
| A．what | B．if | C．when | D．why |
The foreign expert put forward a plan at yesterday’s meeting, _____ all the people present spoke highly of.
| A．that | B．what | C．which | D．when |
Mike had just finished his lunch and was about to take a break _____ an unexpected visitor came.
| A．when | B．while | C．so | D．for |