A:90
B:100
C:110
D:121
—Mrs Zhang was sent to teach English in a poor mountain village last year.
—She said she would never forget some pleasant ___________ while working there.
When the competition ____ (start), David was still making his way to school.
受____无穷 ____不及待 无影无____
和颜____色 ____雀无声 游人如____
请再写出两个你积累的四字词语(不能重复试卷里出现的)____、____