_______ in the 1800s and first mass-produced in Germany, the harmonica(口琴) was designed to play simple folk tunes.
| A．Being invented | B．Inventing | C．Invented | D．Having invented |
—Would you mind answering some questions on shopping habits?
— __________.
| A．Yes, with great pleasure |
| B．No, I am afraid I can't make it. |
| C．Yes, it is worth the time |
| D．No, as long as it doesn't take long |
—What do you think of Andrew?
—There are some things that are not easy to __________ and his coldness is one.
| A．put aside | B．put away |
| C．put up with | D．put down |
—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 |