1.、inthelightofrecentdiscoveriesitmaybenecessarytoreviseourprevioustheory.为什么用inthelightof,不用inlinewith2.washingthefooddownwithwaterasubstituteforchewingisnotagoodhabit.3.iaskedhimtosparemeafewm

　　1.、inthelightofrecentdiscoveriesitmaybenecessarytoreviseourprevioustheory.

　　为什么用inthelightof,不用inlinewith

　　2.washingthefooddownwithwaterasubstituteforchewingisnotagoodhabit.

　　3.iaskedhimtosparemeafewminutessothatwecouldgooveralltheproblems.

　　4.thistypeofdeskandchaircanbeadjustedtotheheightofstudentsatdifferentages.

　　5.aformalispreferabletoacasualoneforsuchanoccasion.为什么用preferable,不用不用suitable.