Please __________ the milk carefully,I don't want it to boil over.
问题描述：
Please __________ the milk carefully,I don't want it to boil over.
A.see B.watch C.notice D.look at
为什么C不可以?
答
因为watch有“用心关注”(guard carefully,keep under close observation)的意思,强调“用心”或“被吸引”.而notice用在非祈使句时意思是“注意到”,带有“几乎是偶然的获得”的意味；用在祈使句时,notice的意思是“（请)注意”,呼唤对于可能被忽视的细节的特别关注.