_____ full preparations, we decided to put off the meeting till next week.
| A．We did not make | B．Having not made |
| C．We had not made | D．Not having made |
6. Last night I was watching the news about Obama’s wining of the Nobel Peace Prize on TV ________ the power went off.
| A．while | B．as | C．when | D．During |
5. He will never _______ though every means ________ tried already.
| A．lose heart; has been | B．lose heart; have been |
| C．lose his heart; was | D．lose his heart; had |
4._______ water to grow is well-known.
| A．That trees need | B．These trees need | C．That tree needs | D．Trees need |
3. Michael Jackson ______ as “king of pop” was announced dead on June 25th, ______ the world.
| A．regarded; shocking | B．who regarded; shocked |
| C．regarded; shocked | D．was regarded; shocking |
2. The education of _______ young is always _______ hot and serious topic.
A. 不填；不填， B. the; a C不填; the D. the; 不填