现在完成时 since 能否去掉比如I have learnt maths since 2 years ago可改为I have learnt maths 2 years 还有这道题He said that he had met her two years——.A.before B.ago C.for 2 years D.since 2 years agoHe said that he had met her t
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/13 07:20:29
xUnA~y MMǠv& cLЖK"؋ iPC)]pgv+.Ks9_5['"?U|Eld\Tu^>aKPD=axSUVg=s.sb7\~.,a` *g*?C,j:@V-T6 {`1}\SlthfBL,N ZB8%ȴZIr
@(.Nqd19QCZ1ΜXLa7?^OwNq2bޤ/H",$%
<~.<{"Wy^{u)$S^IfxE2)r%r8l] !GKBq9dWtA_AnkovJt&:ܮ vO
U`H2ٕe&~Ӣ<7P()=+a[`(c{%~mNޛ +ե:2\?n4$
Ei?Mݩ1p3a.=ƔH
|܉].IB¥Z:0P/!cb%%=hvEl[)^)