Theboycomplained_______apaininhisstomach.
A、withD
complain of ：抱怨，说自己有病。句意：这孩子说他肚子痛。
The sad condition of women working as house servants around the world received much media_____early this year.
The professor asked a question, and David ________ a good answer.
Aftermonthsofvoyage,Columbusarrivedin______laterprovedtobeanewcontinent.
Water is composed _______ hydrogen and oxygen.
I'dliketoremindyouthatthereisno_____onthepartofsuspectstoanswerquestions.
