Hetriedto_______relationswithhisformerwifebuthefailed.
A、measureWeare_______attherapidprogressMarkhasmadeinthissemester.
ThecollegestudentsinChinaare_______fromsmokingoncampusbecausethiswilldothemnogood.
Wecannottrusthimanymorebecauseheoften________hisduty.
Whenmakingmoderncameras,peoplebeganto_______plasticsformetal.
Sheisalready16yearsold.Butshe_______asifshewerestillalittlegirl.