A、 look for
B、 pay for
C、 ask for
D、 wait for
答案:B
A、 look for
B、 pay for
C、 ask for
D、 wait for
答案:B
A. π
B. 2π
C. 4π
D. π/2
A. careless
B. stupid
C. honest
D. humorous
A. were washing
B. had washed
C. was washing
D. washed
A. open
B. to open
C. opened
D. opening
A. it
B. one
C. that
D. them
A. may
B. must
C. will
D. can
A. oldest;older
B. the oldest;older
C. the oldest;elder
D. the older;elder
A. 1.5
B. 2
C. 2.5
D. 3
A. 24
B. 25
C. 26
D. 28
A. f(-4)<f(-2)<f(-1)
B. f(-2)<f(-1)<f(-4)
C. f(-2)<f(-4)<f(-1)
D. f(-1)<f(-2)<f(-4)