The model plane __________ used wood and glass, and the paintings __________ grass.A. is made of, are made fromB. is made from, is made ofB. are made of, are made fromD. are made from, is made of
I have more paper clips than_______, but my CDs are fewer than________.
He often gives me some advice.The sentence structure is________.
I was doing my homework _______ my mother was doing some sewing.
In winter people usually keep flowers in their houses to them from the cold.
—What do you think of summer in Nanjing? —Well, it’s sometimes ______ hot and sometimes there is ______ rain.