I hate _____ when people talk with their mouths full.
A. it B. that C. these D. them
Many of them turned a deaf ear to his advice, _______ they knew it to be valuable.
A. as if B. even though C. now that D. so that
Helen ______ her keys in the office so she had to wait until her husband ______ home.
A. has left; comes B. left; had come
C. had left; came D. had left; would come
The teacher, with 6 girls and 8 boys of her class, ______ visiting a museum when the earthquake struck.
A. would be B. were C. had been D. was
With a lot of difficult problems ______, the newly-elected president is having a hard time.
A. settled B. settling C. to settle D. being settled
—I must apologize for ______ ahead of time.
—That’s all right.
A. not letting you to know B. not letting you know
C. letting you know not D. letting not you know
