--- Oh no! It’s ten to seven already and I’ll be late. --- . That clock is half an hour

问题补充：

--- Oh, no! It’s ten to seven already and I’ll be late.

--- . That clock is half an hour fast. You have enough time to go there.

A. Hurry up

B. Look out

C. Watch out

D. Don’t worry

答案：

A. Hurry up

B. Look out

C. Watch out

(答案→)D. Don’t worry

解析：考查情景交际。“噢，不！差七分钟就十点了，我要迟到了。”“别担心。那个表快半个小时。你有足够的时间去那里。”A“快点”；B“小心”；C“小心”；D“别担心”。故选D。