—How’s the weather tomorrow?—I don’t know if it ___________ tomorrow.—Well, if it ___________, I won’t go out with you.
“世贸组织”的英文缩写是_____________
__________is your sister? She’s five.
Four and five ________ nine.
Paul, do you have a basketball? ________, I don’t have one.
I like English. I think it is _______________.