问题补充:
单选题Ihope____thelittle____Ihavebeenabletodohasbeenofsomeuse.A.that; thatB.不填;by whichC.what; whatD.不填;with which
答案:
A解析考查宾语从句和定语从句。____ the little ____ I have been able to do has been of some use是一个宾语从句,从句不缺成分,用that引导,也可省略。____ I have been able to do是定语从句,先行词是the little,在定从中作do的宾语,用that引导。所以选A。