I did a lot of Christmas shopping.a lot of为什么不可以换成 a piece o

I did a lot of Christmas shopping.a lot of为什么不可以换成 a piece o I did a lot of christmas shopping.a lot of 可以改成 a number of I did a lot of christmas shopping.怎么翻译? I did a lot of shopping I did a lot of work yesterday. I bet you get a lot of Christmas presents! 初三英语完形填空Christmas was coming .a lot of people went shopping I （ ）a lot of Did you see a lot of animals Did you see a lot of The lady did a lot of shopping last weekend.(该成否定句） I like animals quite ____ .A.lot B.a lot C.a lot of D.lots o