The old building was founded_________ .
| A．in 1820s | B．in the 1820 |
| C．in the1820s’ | D．in the 1820s |
When you are in trouble, you may _______ your teacher and classmates for help.
| A．turn away | B． turn around | C．turn back | D．turn to |
The number of the people who can afford to buy their own house ______ more than 60%,but a number of houses _______.
| A．are; hasn’t been built | B．are; has built | C．is; haven’t been built | D．is; have built |
I didn’t get a pay rise, but that wasn’t the right reason _______I left.
| A．how | B．at which | C．when | D．for which |
He started to study ecology and decided to _______his whole life to the science.
| A．ignore | B．devote | C．prefer | D．lead |
Recently our government policymakers are very _______about the rapidly rising food costs.
| A．upset | B．confused | C．concerned | D．conscious |