A、 oldest;older
B、 the oldest;older
C、 the oldest;elder
D、 the older;elder
答案:B
A、 oldest;older
B、 the oldest;older
C、 the oldest;elder
D、 the older;elder
答案:B
A. go
B. to go
C. goes
D. went
A. 3
B. 4
C. 5
D. 6
A. How slow
B. How fast
C. What a slow
D. What a fast
A. quite
B. too
C. very
D. so
A. cleaned
B. will clean
C. was cleaned
D. is cleaned
A. 20
B. 22
C. 24
D. 25
A. {x|1<x<5}
B. {x|x>5或x<1}
C. {x|1≤x≤5}
D. {x|x≥5或x<1}
A. exercises
B. problems
C. skills
D. rules
A. as tall
B. taller
C. tall
D. the tallest
A. 6
B. 7
C. 8
D. 9