Can I try them on in here?here 前面为什么加“in"?here 什么情况下前面加“in”啊?

them,can,try,on,I.)连成句子 can i ( A,put on them B,try on them c,try them on I like this sweater ,can I____?A,try it onB.try on itC.try them onD.try on them 关于Can I try it on?与Can I try them on? Can I try them on in here?here 前面为什么加“in?here 什么情况下前面加“in”啊? on try I them can )连词成句. I like these shoes.Can I _____?A.try them on B.try it on I like this pari of trousers .Can I____A try them on B try it on This pair of shoes is nice .can I ____? A try on it B try it on C try on them D try them on I want to buy this pair of jeans.Can I___?A.try on them B .try them on C.try it on D.try on it理由 May I try them on? This pair of leather boots( )NICE.Can i ( A.look:try it on B.look:try them on C.looks:try it onD.looks:try them on I really like them can I try them on 这句子是什么意思还有这里的really ,try sure,you should try them on 1.Mum,I like the red dress .Can I ____?1.Mum,I like the red dress .Can I ____?A.try it on B.try on it c.try them on D.try on them I want this pair of pants.Can I ( ) A.try it on B.try them on 选哪一个?为什么? I like glasses a lot ,can I ————?用try it on 还是try them on This pair of glasses is very nice,Can I ____?A. try it on B. try them on This pair of glasses is very nice.Can I ___?try it on还是try them on?