A study shows that students living in non-smoking dormitories are less likely to ______ the habit of smoking.
| A．pick up | B．turn up |
| C．draw up | D．make up |
She does not know _____ the situation, for she is too inexperienced.
| A．how to deal with | B．what to deal with |
| C．how to deal with it | D．what to do with it |
I know these flowers are not natural, but the _____ ones look more beautiful and can last long.
| A．fresh | B．new | C．true | D．artificial |
Cattle’s two ____ help them to digest food and their fur to keep them warm.
A stomaches B heart C stomachs D hearts
Great attention must be paid ____ welfare, especially in the poor area.
| A．develop | B．to develop | C．to developing | D．developing |
________they visited the Science Museum，they showed great interest in everything they saw.
| A．The first time | B．For the first time | C．At first | D．At the first time |