题目内容
（请给出正确答案）
A was listened;was hearing
B listened;heard
C have listened;heard
D listened; heard of
如果结果不匹配，请 联系老师 获取答案
更多“I _____ but _____ nothing.”相关的问题
的错误数学模型。
A.i₁+i₂+i₃+i₄+i₅=0
B.i₁-i₂+i₃-i₄+i₅=0
C.-i₁+i₂-i₃+i₄-i₅=0
D.i₂+i₄=i₁+i₃+i₅
A. I finished
B.I would finish
C.I have finished
D.I would have finished
I dont know______.
A．how I can do it
B．what can I do it
C．which I can do it
D．what I can do
—Have you watered the flowers？
—No, but ______.
A) I am B) I'm going
C) I'm just going to D) I will go
—___.
A、So am I
B、So did I
C、So do I
D、So I do
A.have I known
B.had I known
C.do I know
D.did I know
