There’s________ “u” and _______ “m” in the word “number”.
| A．an; a | B．an; an |
| C．a; a | D．a; an |
I couldn’t wait _____ the box as soon as I received the gift.
| A．to open | B．open | C．opening | D．for opening |
_____ of the students in our class _____ girls.
| A．Three fives; is | B．Three fifths; is |
| C．Three fifth; are | D．Three fifths; are |
Don’t _____ your hands from the window when you are on a bus.
| A．put on | B．take off | C．put out | D．throw away |
Maria has _____ trouble _____ math, so she often asks her math teacher for help.
| A．much; understanding | B．no; with |
| C．many; understanding | D．not; to understand |
Teachers should _____ their students to practice _____ English as much as possible.
| A．encourage; speaking | B．let; speak |
| C．make; speak | D．keep;speaking |