What colour _________ your eyes? [ ]
A. is
B. am
C. are
答案：C
—Can you come and give us a talk on Thursday or Friday?
—I am afraid ______ day is possible. I am very busy these days.
A．either
B．neither
C．every
D．any
连线搭配词语。
火车 快艇 军舰 轮船
航行 奔驰 疾驶 巡逻
