She is to household dust, so she often wears a hat when cleaning the house.
| A．allergic | B．sensible |
| C．impressive | D．beneficial |
On Sundays, there were lots of children in the park, ________parents sitting together joking.
| A．their | B．whose | C．which | D．that |
David is such a good boy ________all the teachers like him.
| A．like | B．that | C．which | D．as |
A man with a bleeding hand hurried in and asked, "Is there a hospital around _______ I can get some medicine for my wounded hand?"
| A．that | B．which | C．where | D．what |
The silence of the library was sometimes broken by an occasional coughorby the sound of pages _______.
| A．turned | B．having turned | C．to be turned | D．being turned |
All her time _______ experiments, she has no time for films.
| A．devoted to do | B．devoted to doing |
| C．devoting to doing | D．is devoted to doing |