26、 I wrote him a letter to show my__________of his thoughtfulness．
A．expectation
B．congratulation
C．attention
D．appreciation


27、 If you spare half an hour each day to read an English newspaper, you will surely be able to read
A．efficiently
B．sufficiently
C．Actually
D．purposefully


28、 I took the glass very carefully lest it __________
A．should damage
B．would damage
C．had damaged
D．should be damaged


29、We must cherish experience __________ at the cost of blood.
A．enquired
B．inquired
C．Acquired
D．required


30、 The statement had to be delivered to someone who could __________ it to the press．
A．relieve
B．release
C．emit
D．discharge


31、 She is such a __________person, always asking how I'm feeling．
A．considerable
B．considering
C．considered
D．considerate


32、 But you have to study hard, __________?
A．mustn't you
B．won't you
C．don't you
D．oughtn't


33、 Without computers, much of the advanced technology__________
A．would not be achieved
B．would not be achieve
C．haven't achieved
D．would not have been achieved


34、 I find the article difficult__________
A．to understand
B．to be understood
C．understanding
D．understand


35、 You__________ all those clothes! We have a washing machine to do that sort of thing．
A．needn't have washed
B．shouldn't have washed
C．must not have washed
D．can not have washed