If we ______ take environmental problems seriously, the earth _______ worse and worse.
| A．don’t; will be | B．won’t; isn’t |
| C．won’t; is | D．don’t; won’t be |
—Why didn’t you come to her birthday party yesterday evening?
—I _______ a wonderful football match.
| A．watched | B．am watching | C．was watching | D．will watch |
What do you think Mike will be ______ five years?
| A．after | B．in | C．for | D．before |
–Mrs. Huang often speaks to foreigners, _________?
–Yes, she wants to practice her spoken English.
| A．doesn’t she | B．is she | C．does she | D．isn’t she |
Xi Jinping, the new president of our government calls on us to ________ food.
| A．save | B．eat | C．serve | D．pick |
–What is your sister going to be ________ she grows up?
–She is going to be an engineer.
| A．before | B．although | C．when | D．unless |