.—— The plane will take off in half an hour. I’m afraid I must be going now.—OK. .A. See y

问题补充：

.

—— The plane will take off in half an hour. I’m afraid I must be going now.

—OK. .

A. See you

B. Go slowly

C. Stay longer

D. Take it easy

答案：

A. See you

B. Go slowly

C. Stay longer

(答案→)D. Take it easy

解析：考查情景交际。“飞机半小时后起飞。恐怕我现在必须走了。”“好的。放轻松。”A“再见”；B“慢走”；C“再呆一会儿”；D“别着急，放轻松”。故选D。