To tell you the truth, I have a hard time remembering all the ______ rules of English grammar.
A. interesting B. confusing
C. exciting D. surprising
—You haven’t returned my chemistry textbook yet.
—I know, but I ________ it for five days.
A. will have been looking for
B. have been looking for
C. will be looking for
D. had looked for
David left word with my secretary ________ he would call on me in the afternoon.
A. who B. that C. where D. which
Why do you turn off the light in the room? We are in total ______ now and I can’t see anything.
A. silence B. darkness C. progress D. charge
You’re our manager, so ______ or not you’ll attend today’s meeting is very important.
A. / B. what C. if D. whether
I wonder why you failed so many of the questions. Only the first question was difficult, but the rest, I thought, ______ very easy.
A. is B. are
C. was D. were
