______nature reserves _______us learn more about protecting animals.
A．Studying ; helpB．Studies ; helpsC．To study; helpingD．Studying; helps
D

試題分析：句意：研究自然保護(hù)區(qū)有助于我們了解更多的關(guān)于保護(hù)動(dòng)物的知識(shí)。動(dòng)名詞做主語后面的謂語動(dòng)詞用單數(shù)形式；故選D。
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：初中英語 來源：不詳 題型：單選題

What difficulty I had _____ the dirty walls! I had no choice but to have it ____ again.
A．clean, paintB．cleaning, painting
C．cleaned, to paintD．cleaning, painted

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

Would you mind __ me how ___ the chemistry problem?
A．telling；to solveB．telling；solve
C．to tell；to solveD．to tell；solve

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

Our teacher told us____an electric bike.It’s too dangerous.
A.to ride                 B.not to ride                 C.not ride

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

---Would you mind  ______ here?
---Sorry. I’ll go somewhere else.
A. my smoking  B. not smoking  C. not to smoke

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

— Would you mind               here? 
—I'm sorry about that. I'll go somewhere else.
A．not to smokeB．not smokingC．no smokeD．not smoke

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

In the shopping mall，there’re many different kinds of boots for people __________.
A．chooseB．to chooseC．choose fromD．to choose from

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

There is going to _________an important meeting tomorrow. Please try _________late,
A．have; not to beB．have; not beC．be; not to beD．be; not be

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

Something is wrong with my iPhone . I will get it　　　    .
A．repairB．repairingC．to repairD．repaired

查看答案和解析>>

同步練習(xí)冊答案