问题补充:
I was reading attentively in my own room suddenly he knocked at the door.
A. when
B. while
C. then
D. as
答案:
(答案→)A. when
B. while
C. then
D. as
解析:词义辨析。When表示当……时候;while和as表示两个动作同时发生;then的意思是那时;然后。句意:当他突然敲门时,我这在自己的房间里认真的读书。动作有先后,故选A。
时间:2022-06-24 21:00:39
I was reading attentively in my own room suddenly he knocked at the door.
A. when
B. while
C. then
D. as
(答案→)A. when
B. while
C. then
D. as
解析:词义辨析。When表示当……时候;while和as表示两个动作同时发生;then的意思是那时;然后。句意:当他突然敲门时,我这在自己的房间里认真的读书。动作有先后,故选A。