— I ‘ll ask our physics teacher to explain Newton’s Second Law of Motion, which she taught us yesterday. — That’s just _______ most of the students haven’t understood.
________ with a slow economic situation overseas,more Chinese students are returning home after studying abroad, ________ to work in the country or in west China.
—What a hot summer night! The temperature may be above 40 degrees Centigrade again.
—Why not get ________ cold beer in the air-conditioned room, watching the second season of The Voice of China? That must be ________ great fun.