The clever boy made a hole in the wall, _______ he could see _____ was going on inside house.
| A．which; what | B．through which; what |
| C．through that; what | D．what; that |
—Do you know the song Gangnam Style.
—Of course. It __________ interesting.
| A．tastes | B．sounds |
| C．smells | D．feels |
__________ the main square, we saw a statue of about 15 meters in height.
| A．Approaching | B．Approached |
| C．To approach | D．To be approached |
It's the second time that I __________ in Beijing. What great changes! It's years since I __________ here last time.
| A．went; had left | B．have been; left |
| C．had been; left | D．have been; had left |
My cousin graduated from a normal university ten years ago and __________ as a teacher ever since.
| A．has worked | B．works |
| C．worked | D．had worked |
He asked __________ for the violin.
| A．did I pay how much | B．I paid how much |
| C．how much did I pay | D．how much I paid |