People love the  convenience of bottled water, but if they ________ the problem it causes, they ________ try carrying water in a reusable steel container instead of plastic.
A．realized; willB．had realized; will
C．realized; wouldD．have realized; would
C
C 考察虛擬語氣。句義：人們喜歡瓶裝水的便利，但如果他們意識(shí)到瓶裝水會(huì)導(dǎo)致的問題，他們就會(huì)使用可循環(huán)的鐵罐代替塑料瓶來裝水。If虛擬句表示對(duì)現(xiàn)在的虛擬假設(shè)。故C正確。
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源：不詳 題型：單選題

If he had spent more time practising speaking English before，he________able to speak it much better now.                                                    (2013·天津，14)
A．will beB．would be
C．has beenD．would have been

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The maths teacher demanded that all the students _______ the examination paper within one and a half hours.
A．would finish　B．finishedC．finish　D．could finish

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

How I wish I _____ the army then. I would have become a soldier.
A．a(chǎn)ttendedB．had attendedC．would have attendedD．have attended

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Don't be angry with us. We ________ with you together, but we were busy with our final reports when you called in.
A．would eat outB．must have eaten out
C．should eat outD．could have eaten out

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The parcel was a whole week late. How I wish I ________ air mail instead.
A．had chosenB．would choose
C．choseD．choose

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

As it turned out to be a small house party, we        so formally.
A．needn’t dress upB．did not need have dressed up
C．did not need to dress upD．needn’t have dressed up

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

(2013·哈師大附中高三二模)If only I ________ more confidence in the English speech contest held last week!
A．would haveB．had
C．had hadD．have

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

(2011·江西)It ________ be the postman at the door.It's only six o'clock.
A．mustn'tB．can'tC．won'tD．needn't

查看答案和解析>>

同步練習(xí)冊答案