Nokia has a family of low-cost mobile phones based on Google's Android operating system.
| A．performed | B．operated | C．launched | D．instructed |
31. -----What do you suppose made her worried?
-----_____________ a gold ring.
| A．Because of losing | B．Losing | C．Lose | D．Lost |
Not only I but also Jane and Kate ___ tired of reading one book after another.
| A．is | B．are | C．am | D．be |
______ English is more and more important for our future, we should spend more time on it.
| A．Since | B．While | C．In case | D．Even though |
Scarlett _________ Butler in 1998. They _________ for ten years.
| A．married, have got married | B．married with, have got married |
| C．got married to, have been married | D．married, married |
They were surrounded by the enemy, but they _____ at last from the village.
| A．tried escaping | B．managed to escape |
| C．managed escaping | D．tried to escape |