Have you ever heard of the trees that are homes
Eating a __________ diet helps us to keep a __________ of cool and hot.
| A．balanced; balancing | B．balanced; balance |
| C．balance; balanced | D．balanced; balanced |
They improved the software to __________ for people to use computers.
| A．make it easier | B．make easier |
| C．make it, s easier | D．A or B |
The English teacher laid particular __________ on the need of reading aloud.
| A．stress | B．focus |
| C．intention | D．impression |
__________ money has been raised for the sick children in the mountainous villages.
| A．A large amount of | B．Large amounts of |
| C．A large number of | D．A plenty of |
I will do it more carefully __________ it takes me hours.
| A．even | B．till | C．even if | D．if |