一个英语选择题,需要理由He showed great interest in chemistry when he was do it _____为什么这里填the first time不填for the first time.

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/13 01:15:04
xTKSP+=Sgvѱm,| 0t+hiAUPUH"$s}znB.: <$B:_Pxs,)ώc.yyL#yV$֒ZJ=F"N!;&Yj"4y~t@Ckv/Ak$ж$?_$\OJ?g1JNŽ=:w=5 : Q}ꛬfF-cՑި M?FE[ /z"; /w !bU(/l1:TH,ׄa%Y I+Gs%s:4ӱ{U#TUSz0+5aŚ}A,'.΅nF-cö*.!:l 8X]uU b Z2%:S nExU G'9:.=-, ߞS?ɏ(ĀƉrah NC1XȲ۳ XB<3" f