while you_your trip,I was busy__for my exam a.enjoy;prepare b.enjoyed;preparec.were enjoy;preparingd.were enjoying;preparing

来源：学生作业帮助网编辑：作业帮时间：2024/05/06 01:58:30

while you_____your trip,I was busy______for my exam a.enjoy;prepare b.enjoyed;preparec.were enjoy;preparingd.were enjoying;preparing
while you_____your trip,I was busy______for my exam a.enjoy;prepare b.enjoyed;prepare
c.were enjoy;preparing
d.were enjoying;preparing

while you_____your trip,I was busy______for my exam a.enjoy;prepare b.enjoyed;preparec.were enjoy;preparingd.were enjoying;preparing
答案是：
D
while是当.时,所以用进行时~
看到句子的时态是过去时
所以前面用过去进行时~
be busy +doing
是固定用法~
忙于做某事~

d
sb is busy doing, 可以排除a,b
c中用的过去进行时，were enjoy是错的，所以选d

选d 句意：当你在享受旅行时，我正忙着准备考试。
分析如下：有句意可知主句和分句同时发生，故第一个空选过去进行时：后面是个固定句式 be busy (with )
不懂欢迎追问，满意请采纳！

正确：d
while后接延续性动词，而且比较多使用过去进行时。be busy doing....忙于做……

while you_____your trip,I was busy______for my exam a.enjoy;prepare b.enjoyed;preparec.were enjoy;preparingd.were enjoying;preparing while(*t)t++; t--; how dou you_____your studies DO WHILE.T. Do While .T. vf do while .t． Don't talk while ___(eat)理由 Do you_____your father every mouth给我说下请问在单片机C语言中,while（--t）和while(t--)有什么区别啊? #int t=0;while(t=1){} look out!don't t-----（弄伤） your fingers while. while(! while while(! while Please ___when they will leave for Beijing.A find out B find C look for D lookLast time you_____your penci case at school。Now this time you mustn't ______ it any more.A Else everyone BEveryone elesC Qther everyone D Everyone other 英语语法：in a while 和 for a while 的区别是什么 I haven't seen him in(for)a while. do t=t/10; while(t);判断里面直接写t ,