If nothing______, the oceans will turn into fish deserts.
A．does B．had been done C．will do D．is done
D

試題分析：句意：如果沒有什么可以做，海洋將會變成魚的沙漠。因為主句是一般將來時，if引導(dǎo)的條件句用一般現(xiàn)在時代替一般將來時，所以選D。
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

--Is your uncle a pilot?
--Yes. He _________ four days a week and has been to many places.
A．travelsB．travelledC．has travelledD．had travelled

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

(2013·鄭州二模)A college is going to ________ a student's ability based on grades and then make the decision to admit or refuse an applicant.
A．experiment B．parallel
C．a(chǎn)ssess D．observe

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

My parents ________ in Hong Kong.They were born there and have never lived anywhere else.
A．liveB．lived
C．were livingD．will live

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Look! There is a whole crowd of people over there．Go and see what __________ and if it is a bargain，buy it．
A．is sellingB．has been selling
C．is being soldD．has been sold

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

— Tom! I forgot to bring my notebook this morning.
— Don’t worry! I       it for you.
A．will getB．getsC．a(chǎn)m gettingD．a(chǎn)m going to get

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

(2013·烏魯木齊高三第一次診斷性測驗)—Hi, Kathy! Any plans for tonight?
—Not yet, Tim. I ________ where to go for dinner.
A．was wonderedB．was wondering
C．will wonderD．had wondered

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Our school along with many other brother middle schools _____to take another joint test next month．
A．a(chǎn)reB．will beC．isD．may be

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The tourism of Linyi_______  a rapid growth over the last decade. Now it's 2nd most visited city in Shandong Province.
A．sawB．had seenC．is seeingD．has seen

查看答案和解析>>

同步練習(xí)冊答案