Lots of papers has been used by the students这个句子中为什么用“has been used”,急用!主要是为什么使用“has”

Lots of papers has been used by the students这个句子中为什么用“has been used”,急用!主要是为什么使用“has” Mary has ___friends.A a lot B lot of C lots of D a lots of Tom has ___ food at home.A.a lot B.lots of C.a lots of.D.lot of 请帮忙告知哪个选项是错误的,为什么,There are lots of _____in the room.A.exam papers B.drinking glassesC.rices D.new works simon has lots of friends对lots of 提问 my teacher has has lots of experience () english at school A TO TEACH b TEACHING what letter has got lots of water Sydney has lots of fantastic beach (beach). Make sure it ______ lots of sun.A.has B.get Cgets He has lots of money ---he doesn't feel happyA.but B.andC.or D.if There _____ lots of snow on the bridge.A.have B.has C.is D.are His life has change ---in the last few years .A a lot of B lots of C a lot为什么 mr poor doesn't have _____ money ,but he has ____ friends .so he feels very ____ .A.lots of ; many ; happy B.many ; lots of ; happily C.much ; many ; happy D.much ; lots of ; happily Lots of waste has been dumped into the river ,which had led to ____A lots of fish having been killed B kill lots of fish C lots of fish being killed D lots of fish to kill请排除着做,我选的是第三个,你讲讲为什么你选 she have got lots of books she has got lots of books 哪个对? He has been to Beijing lots of time .lots of 划线提问 there 什么lots of fish living in the river a,has b,have c,are d,is Brian has lots of friends but he still feel __ A alone B along C lonely D happily