十五、強調句

　　1) _______________(正是Jefferson寫下了)the Declaration of Independence.

　　2) _______________(作者是帶著真摯的情感)praises all that is progressive.

　　3) _______________(正是因為水漲了)we could not cross the river.

　　4) _______________(人們聽見正是Jim 這個無情的家伙) shouting at his mother in the dead of night.

　　5) _______________(直到我告訴她) Mrs. Williams knew anything about it.

　　答案及解析

　　一、倍數增減的表示法

　　1) is 2.5 times greater than Force N2

　　2) reacts three times as fast as the other one

　　3) is 49 times the size of the moon

　　4) wants to raise the rent by a third

　　5) plan to double their investment

　　二、時態

　　1) or the wedding will have finished by the time we get to the church

　　2) the children had fallen asleep

　　3) my sister will be taking her vacation at the seaside

　　4) have been revising my resume all the morning

　　5) No. It has been five years since I went on holiday

　　6) He has been in the army for 5 years

　　三、被動語態

　　1) is being replaced by the computer and the projector

　　2) will have been published by the end of this year

　　3) can be used to demonstrate the way that cells work

　　4) I was startled, for the prices were a great deal higher than I had anticipated

　　5) Effective measures must be taken immediately

　　四、情態動詞

　　1) but there is no answer. She can’t be at home

　　2) I may have left them in the coffee shop yesterday

　　3) You must have dreamed of something terrible

　　4) You should have invited her to your graduation ceremony

　　5) I needn’t have put on my best suit to go to the party