make all effort 还是efforts?
make all effort 还是efforts?
是make no efforts还是 make no effort?
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?
put one‘s effort还是efforts
应该是much effort 还是many efforts
effort可数不可数:my long-term effort 还是 efforts?
make efforts与make an effort的区别是什么
make effort to/ make efforts to 哪个对?
make efforts to do sth.为什么effort要加s?
make efforts/an effort to do和in a common effort
努力到底是用with effort 还是with efforts
make a sustained effort or make sustaining efforts英语专业人士请进