来自黄颖颖的问题
TimCookcalledhismothereveryweekevenwhilehearoundtheworld．（）A.wastravelingB.istravelingC.traveledD.travels
Tim Cook called his mother every week even while he around the world．（）
A.was traveling
B.is traveling
C.traveled
D.travels
1回答
2020-12-27 05:09