0bama was said __________ in a scandal, so he was like a cat on hot bricks.
| A．to involve |
| B．involving |
| C．to have been involved |
| D．having involved |
Having had a heated discussion, the congress________the new measures.
| A．adopted | B．adapted | C．took | D．hosted |
The girl can ride a horse and swim，and she can shoot________.
| A．all | B．as well as | C．either | D．as well |
The door opened and in________.
| A．he came | B．came he |
| C．did he come | D．did Mr.Smith come |
You can take anything from the shelf and read，but please ________ the books when you've finished with them.
| A．put on | B．put down | C．put back | D．put off |
—You've made great progress in your studies of English，haven't you?
—Yes，but much________.
| A．remains to do | B．is remained to do |
| C．remains to be done | D．is remained to be done |