If the weather had been better, we could have had a picnic. But it _______all day.A rained B rains C has rained D. is raining
-----Did you watch the basketball match yesterday? -----Yes, I did. You know, my brother ________ in the match.
Over the past decades, sea ice in the Arctic as a result of global warming.
—You speak very good French! —Thanks. I __________ French in Sichuan University for four years.
—Why don’t we choose that road to save time? —The bridge to it __________.
The number of foreign students attending Chinese universities ________ rising steadily since1990.