a lot of或lots of（+可数c/不可数u）
a (great/large)number of+(c)
a (great/large) amount of+(un)，注意没修饰词用AN amount of
plenty of +c/u
a great deal of+un
many a（+可数单）谓语单！
匿名回答于2019-12-15 15:35:06
