Vitamin D gets produced when animals are exposed to direct sunlight, for＿reason, it
is always advisable to give them chances to spend time in the sun.
| A．whose | B．that |
| C．which | D．its |
. He ____ to help me with my math, but I refused his help, for I decided to do it on my own.
| A．prepared | B．ready | C．insisted | D．offered |
The short play put on last night did ____ large audiences.
| A．take | B．allow | C．draw | D．admit |
—Oh, my God, the room is in such a mess.
—It must be caused by the cat, I'll ____ all the things _____.
| A．put/ out | B．put/ away | C．put/off | D．put/ through |
. He tried to join the Army but was ____ because of poor health.
| A．turned down | B．turned back | C．turned over | D．turned against |
—Did you enjoy his speech? —Sure, what he said really ____.
| A．makes sense | B．makes a difference | C．makes sure | D．makes it |