---Helen, will you be at the party tonight? ---Yes, but I have so much homework to do that I really__________.
It was only when I read this story for a second time________to appreciate its beauty.
. The doctor was so kind that he devoted all his spare time he had _______the poor boy. A. to helping B. helped C. helping D to help
Tom said he did not mind what time I arrived at his place____I promised to go and help him.
Yao Juan is the only one of the students who_________to be praised.
The experts advise______our army_________modern weapons.