The art club is for members only. You can’t go in ____ you are a member.
—Why didn’t David ________his friend’s invitation to the picnic?—Because he had to prepare for the exam.
—What about having a picnic tomorrow morning?—Well, I don’t think it’s good ________ because the radio says it will be rainy tomorrow.
—Mom, I am late. I have to run off to the school.—Dear, you needn’t do that. Today is Sunday.
—I don’t think this book is very interesting.—Neither is that one.
—You look tired. What’s the matter?—I cared for my sick daughter all day.