28. Not until the train pulled into the next station ______________ her suitcase gone.
| A．Mary had found | B．had Mary found |
| C．did Mary find | D．Mary found |
________ the rainy weather，the streets were full of people on May Day.
| A．Despite of | B．In spite of |
| C．Although | D．As |
Christmas is drawing near.Have you ________ a present for your best friend，Mary?
| A．decided on | B．judged on |
| C．concluded on | D．considered on |
Washing hands frequently is one of the effective ways to avoid ________ by diseases.
| A．being infected | B．being injected |
| C．to be affected | D．being involved |
The plane is ________ to arrive at 8 p．m.，but the foggy weather makes it hard to say.
| A．sure | B．possible |
| C．owing | D．due |
It took Susan weeks to regain her ________ after a bad ________.
| A．strengthen；illness | B．strength；illness |
| C．strength；ill | D．strengthen；ill |