The kind teacher devoted all her time ___________ her students.
| A．help | B．to help | C．helping | D．to helping |
--- Do you learn math ___ asking the teacher ___ help?
---- Oh， yes. It helps a lot.
| A．by； for | B．for； by |
| C．by； to | D．to； by |
---- ____ interesting the storybook is?
---- Yes. I have read it twice.
| A．What | B．What an | C．How | D．How an |
Gina always asks_____, because her things are everywhere.
A. where are her keys
B. her keys are where
C. where her keys are
I like sweet-and-sour pork ribs(糖醋排骨)_____ my mother cooks.
A. thatB. whoC. what
People who won’t work should be made _____.
A. work B. to work C. working