effort的用法是什么 ,是不是 be effort to .
effort的用法是什么 ,是不是 be effort to .
effort的用法?是什么时候单数 什么时候复数?make great efforts to do 还是effrot?
spare no effort to的effort要否加s?
make an effort与make some effort的区别是什么?
effort to 的she is my cat的歌词是什么?
worth the effort to do sth 的汉语意思是什么
in an effort to .
effort最常见的意思是什么
effort的用法My father puts a lot of effort into his work.If yo
put effort into和devote to的区别,还有具体用法,要有例子
spare no effort to do sth 是固定用法吗?
有没有spare more effort to do这种用法?