A：soft
B：house
C：hard
is the second day of a week.
读一读，选出不同类的单词。
____ A. panda B. tiger C. lion D. zoo
____ A. monkeys B. big C. strong D. old
____ A. they B. my C. our D. its
____ A. cool B. elephant C. hot D. long
在区间
上是增函数，下列不等式一定成立的是