—I have tried very hard to find a solution to the problem，but in vain.
—Why not consult with Frank？You see，________.
| A．great minds think alike |
| B．two heads are better than one |
| C．a bird in the hand is worth two in the bush |
| D．it's better to think twice before doing something |
At first, the words seem to ____ to domestic violence, ____ then we realize the ad is a learning about eating high-fat food.
| A．turn, and | B．lead, but | C．refer, but | D．appeal, and |
She ____ necklaces with the help of Ms Sullivan when she ____ that she had made some mistakes.
| A．was working, was noticing | B．made, was noticing |
| C．made, noticed | D．was making, noticed |
____ Helen’s knowledge and vocabulary expanded, she asked more and more questions.
| A．When | B．While | C．As | D．Before |
I didn’t know I was spelling a word or even ____ words existed.
| A．that | B．what | C．which | D．one |
In a way, Pompeii is like a time capsule ____ a frozen moment in history.
| A．protecting | B．preserving | C．preventing | D．protesting |