The Tower of London is _____ the Church tower.
| A．twice high than | B．two times as high as |
| C．twice higher as | D．three times the height of |
The officer demanded that such things ________ from happening again.
| A．prevented | B．prevent | C．be prevented | D．were prevented |
After much _______, the shop owner agreed to cut down the price by 15%.
| A．debating | B．talking | C．discussing | D．bargaining |
Most of the students in our school adore ______ to the cinema.
| A．to go | B．go | C．going | D．to going |
A man who will ______ his life for his country is a true man.
| A．dedicate | B．promote | C．sacrifice | D．devote |
____ him so far, she felt a little worried.
| A．Having not hear from | B．Not having heard from |
| C．Not hearing from | D．Have not heard from |