--- Nancy? You have straight hair !
--- Yeah, it _____ be curly.
| A．wanted to | B．loved to | C．used to | D．helped to |
--______ will you come back? --- In an hour.
| A．How soon | B．How often | C．How long | D．How far |
Their house is _______ ours, but ours has a bigger garden.
| A．different from | B．the same as | C．similar to | D．familiar with |
I don’t know the man _______ is looking after the old woman.
| A．that | B．what | C．which | D．/ |
--____ you come to my birthday party tomorrow, Robert?
--I’m afraid not. I have to study for my exam.
| A．Must | B．Should | C．Can | D．Need |
Parents will ______ more and more money on their children’s education.
| A．take | B．cost | C．spend | D．pay |