My 15-day-old brother is not _______ to drink water by himself.
| A．enough old | B．old enough | C．too young | D．young too |
---Do you know ______ after Japanese earthquake and tsunami（海啸）?
--- Sure. For three weeks.
| A．when did the dog float(漂浮) on the sea |
| B．when the dog floated on the sea |
| C．how long did the dog float on the sea |
| D．how long the dog floated on the sea |
--_______ beautiful day it is! Let’s go climbing today! ---Good idea!
| A．How | B．How a | C．What | D．What a |
---________ do you water these flowers? --- Once a week.
| A．How soon | B．How often | C．How long | D．How much |
---Don’t _______ your hope. Everything will be better.
---Thank you. I’ll try my best.
| A．give up | B．cheer up | C．fix up | D．put up |
---I am _______ before the examination. --- Don’t worry. I’m sure you can pass it.
| A．quiet | B．shy | C．confident | D．nervous |