A fire ___________ in the factory nearby last night. Fortunately, the firemen came in time to put it out.
| A．broke up | B．broke down | C．broke away | D．broke out |
I still remember ______ to the Science Museum for the first time when I was young.
| A．to take | B．having taken | C．taking | D．being taken |
As a result of the fog haze weather, nowadays many people are longing to live ______ the air is fresher.
| A．that | B．when | C．where | D．in which |
—I thought you ______ for vacation tomorrow.
—I had planned to, but I have a very important meeting to attend tomorrow.
| A．will leave | B．are leaving | C．have left | D．were leaving |
As President Xi Jinping put it in Moscow on Saturday, China’s development creates more ______ than threats.
| A．changes | B．chances | C．positions | D．shares |
More than 800,000 Chinese overseas students have returned in the last five years, with the annual number ______ by an average rate of 36 percent each year.
| A．growing | B．grown | C．to grown | D．having been grown |