Is your mother a worker? No. she __________.
A used to B was used to C used to be D used
The postcards often remind me ________ my old friends.
| A．at | B．for | C．of | D．with |
Do you like music _______ makes you excited?
| A．that | B．who | C．whose | D．whom |
All the children like the teachers ________ can understand them.
| A．who | B．which | C．what | D．whom |
---Why do the people decide ______ these days?
---Because there’s not much to do.
| A．visit | B．to visit | C．not visiting | D．not to visit |
I’d like to trek ______ the jungle.
| A．through | B．across | C．over | D．on |