— How often do you refer to a dictionary when you are reading an English novel?— Well, it depends. ____ it actually affects my understanding ____ look the word up.
“When he _____ is not known yet.” “But when he ____, he will be warmly welcomed.”
“When _____ he come?” “I don’t know, but when he _____, I’ll tell you.”
I don’t know if she _____, but if she ____ I will let you know.
He is very busy. I don’t know if he _____ or not tomorrow.
“What place is it?” “Haven’t you found out we _____ back where we ______?”