[A] across
[B] in
[C] on
[D] over
查看答案
According to the conversation, what kind of weather is usual for March?
[ A] Cool.
[B]Very hot.
[C]Dry.
● 若某整数的16位补码为FFFFH (H 表示十六进制), 则该数的十进制值为 (20) 。
According to the text, the relative dry season is_________
[ A] spring
[B]summer
[C] fall
[D] winter
[A]earth
[B]grass
[C]water
[D]ice