Question

— Have you solved your problem?
— I’ve kept on thinking about that matter__________, but I have had no idea.

A．at times	B．some time
C．at a time	D．all the time

Answer 1

D

試題分析：—你解決了你的問題了嗎？—我一直在考慮這個問題，但我還沒有主意。A. at times有時； B. some time一段時間； C. at a time一次； D. all the time總是，一直，根據句意此題選D。