)According to __________ World Health Organization, health care plans are needed in all big cities to prevent __________ spread of AIDS.
| A．the; 不填 | B．the; the | C．a; a | D．不填; the |
--- Thank you for keeping me ___ of everything that’s happening.
--- Don’t mention it .
| A．inform | B．informed | C．informing | D．to inform |
We can hardly believe what she says because she is ___changing her mind.
| A．regularly | B．eventually | C．firmly | D．constantly |
After he retired from office, Tom ___ painting for a while , but soon lost interest.
| A．kept up | B．took up | C．sped up | D．cleaned up |
At first ___ , the bag seems made of real leather, but actually it is just an imitation.
| A．sight | B．look | C．appearance | D．view |
Can you tell us what horses _______?
| A．feed on | B．live on | C．feed by | D．live by |