a great deal of 能修饰 effort吗?

a great deal of 能修饰 effort吗? a great deal of可以修饰比较级吗? a great deal of 可以修饰可数名词吗? a great deal of 英语翻译Though the job requires a great deal of effort,the salar a great deal of experience,thought and effort has gone into 求翻译.Only with a great deal of effort was he able to escape. Though the job requires a great deal of effort,the (protest? a great help成立吗,能等于a great deal of help a great deal of=a great number of吗 work应该用什么修饰呢?1.great many 2.a great deal of. a great deal of+可数吗?