Now, some robots(机器人) are to do the same things people. A. enough smart, as B. smart enough , with C. smart enough , as
I don’t know when my father _____ back, but I’ll let you know when he ___back.
The children have six ______ classes every weekday.
We are not allowed ______ in our school.
She wanted to find a cleaner room ______.
---Mary really loves animals.---- _________