It ______last week that the haze(雾霾) in Beijing caused many problems.
-Don’t ________ our hopes. Things will go well soon.-Sorry, I won’t. We should learn to be brave when we’re in difficulties.
Everyone likes Nick because he always talks to others _______.
-Shall we go hiking this Sunday? -Sorry, I _______. I’ll have to take a piano lesson.
-Linyi has changed a lot in the past few years.-Yes. You can see a lot of buildings, trees on ________ sides of the streets.
-Who called your sister just now? -I don’t know, but it was a girl’s_______.