Spring has come. We can't____ the plan. The trees must be planted this week.
A. put off B. make up
C. come up with D. look up
-Why are you in such a hurry, Mike?
-There an NBA basketball game in ten minutes.
A. will have B. will be
C. is going to have D. are going to be
--Wow! You have a ticket to the Expo!
--lt - by my uncle. He is working in Shanghai.
A. has bought B. had bought
C. is bought D. was bought
Look, the set of keys _ _ on the teacher's desk.
A. are B. were C. is D. was
This is useful book, book is my brother's.
A. a; the B. an; the
C. a; an D. an; a
Study hard, _ _ you will pass the exam.
A. so B. or C. but D. and