thousand of 和 thousands of 哪一种是正确的?并且说一下什么情况下thousand （of）不能加S.另外还有a numberof 和 the number of的区别.

one thousand students和one thousand of students两者区别? two thousand of 和thousands of 区别 Jack is ___students in our class.A.an old B.older C.the oldest D.oldest I like __and___.A.singing,reading B.to singing,to read C.singing ,to read D.to sing,readingThere are ____young people in the crowded.A.thousand B.thousand of C.thousands D.thousa a thousand ,thousands of ,thousand of 和thousands and thousands of 的区别与用法 有two thousand of stars的说法吗?two thousand + 复数 和 two thousand of +复数有什么区别? 英语翻译1.The dog looked____.It looked____at me.A.sad,sad B.sadly,sadly C.sad,sadly D.sadly,sad2.I______like spicy food.A.rally B.always C.real D.very3._______years ago,men couldn't go to the moon.A.Three thousands of B.Three thousand of C.Thousa two thousand和two thousand of的区别there are about ----students in every grade in our school为什么要填two thousand而不是two thousand of?求... thousands of和 ten thousand of哪个对? Ten thousand of people和ten thousands of the people thousand和thousands of的用法有什么区别? a few thousand 和a few thousands of 哪一个对?many thousand 和many thousands of 哪个对? Several ____students came to the meeting答案和讲解A thousand B thousands C thousand of D thousands of twenty -thousand 和 five thousand 分别是多少? thousand thousands thousand of thousands of 什么区别 thousand,thousands,thousand of,thousands of的区别 sixteen thousand of 还是sixteen thousand用不用加of thousand后要加Of吗?thousand of student对吗? 关于thousand、thousands、thousand of、thousands of应该怎么用?