The boss is going on business next Monday and the factory will be left _______ Tony.
| A． taking charge of | B．taking the charge of |
| C．in charge of | D．in the charge of |
With the word PM 2.5 ________ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.
| A．immediately | B．consequently |
| C．permanently | D．constantly |
Finally, developing teenagers’ critical thinking should be a(n) ______ for education committed to helping students become competent citizens.
| A．motivation | B．inspiration |
| C．priority | D．responsibility |
Young people who have got jobs may realize university lessons can’t be the only preparation for all of the situations ________ appear in the working world.
| A．where | B．when | C．that | D．what |
—We all had a lot of fun at the barbecue yesterday．Pity you weren’t there.
—I really should have gone with you but I _____ on some remaining problems.
| A．worked | B．was working |
| C．would work | D．would have worked |
—I can’t get on well with some of my classmates．They just leave me in the cold．
—________ But what’s the reason?
| A．Sorry to hear that. | B．How about that? |
| C．Don’t mention it. | D．Never give up! |