>
英语
>
Has he finished his homework yet?Yes,he _____ it an hour ago.
A has done B did C had done D was doing 选哪个?为什么?
人气：101 ℃ 时间：2020-03-29 16:30:18
解答
B
问某人是否做过某事/某事是否已发生【现在完成】
问某事何时发生的用一般过去时,夲句后面有an hour ago一般过去时的标志.
推荐
1 Jack has ————finished his homework ———— an hour ago 2 Has the bus left————?Yes it
( ) you( ) your homework?yes,I finished it an hour ago.
-Has Sam finished his homework today?-Yes.He ______ it this morning.
Has he done his homewoke yet?Yes,he ____it an hour ago
----___you___your homework?----Yes.I____it an hour ago.
What's your vacation plan? I am going to ( )the summer with my parents A.cost B.spend C.pay D.take
He often helps the old man to ()（过）across the road
曲线y=x2+1上过点P的切线与曲线y=-2x2-1相切，求点P的坐标．
猜你喜欢
怎样培养孩子有自觉完成作业的好习惯?
一个长7厘米,宽3厘米的长方形按3：1的比例放大,得到的图形的面积是（ ）平方厘米?
设数列{an}的前n项和为Sn,a1=1,Sn=nan-2n(n-1).(1)求数列{an}的通项公式；（2）设数列{1/（ana（n+1））}的前n项和为Tn,求证：0.2≦Tn≤0.25
一度电等于多少W
这句英语是什么意思? He was content to go as far as he could.
一片描写四季的英语作文最好是浙江的,没有也没关系
作文 生活的常态
x+2000=2.6x怎么解
© 2025 79432.Com All Rights Reserved.
电脑版
|
手机版
