---Your schoolbag looks very nice! --- .
My sister went to the party and ________ had a good time there.
––Where’s the key to the car, Li Tao? ––I can’t remember ____ last night.
I ____ the gift to him as soon as I see him.
To make the city beautiful, a lot of flowers and trees ____ every spring.
––Has Mr Li known the news? ––I’m afraid not. I called his house this morning but ____ answered.