I ________ that the earth moves around the sun.
A. often doubt                         B. never doubt                            C. sometimes doubt
B
考查doubt的用法。doubt用于肯定句時(shí)，賓語(yǔ)從句用whether引導(dǎo)；用于肯定句時(shí)，用that引導(dǎo)賓語(yǔ)從句。句意“我從不懷疑地球是圍繞太陽(yáng)轉(zhuǎn)的�！备鶕�(jù)that可知，本句是否定句。故選B。
練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目：初中英語(yǔ) 來源：不詳 題型：單選題

— When _________ you________ your teeth, Billy?
—Just now.
A．do; brushB．have; brushed
C．did; brushD．was: brushing

查看答案和解析>>

科目：初中英語(yǔ) 來源：不詳 題型：單選題

---Oh, Mrs. King, your dress looks nice. Is it new?
---No, I ______it since two years ago.
A．hadB．boughtC．have hadD．have bought

查看答案和解析>>

科目：初中英語(yǔ) 來源：不詳 題型：單選題

— Oh, Miss Wei. Your skirt looks nice. Is it new?
— No, I       it since three years ago.
A．hadB．boughtC．have hadD．have bought

查看答案和解析>>

科目：初中英語(yǔ) 來源：不詳 題型：單選題

—Did you see him yesterday?
—No, when I got to the airport, he          a taxi for home.
A．has takenB．had takenC．will take D．would take

查看答案和解析>>

科目：初中英語(yǔ) 來源：不詳 題型：單選題

—How long have you _______________ the motorbike?
—For about two weeks.
A．boughtB．hadC．borrowedD．lent

查看答案和解析>>

科目：初中英語(yǔ) 來源：不詳 題型：單選題

      —It’s dangerous to swim here. Look at the sign.
—Oh, I _______ notice it. Thanks for telling me.
A．haven’tB．won’tC．don’tD．didn’t

查看答案和解析>>

科目：初中英語(yǔ) 來源：不詳 題型：單選題

—So far, how  long  _________   you  _________China?
—For one year.
A．have j come toB．have;been to
C．have; been inD．have;gone to

查看答案和解析>>

科目：初中英語(yǔ) 來源：不詳 題型：單選題

In the past few years there ______ great changes in my hometown.
A．have beenB．wereC．had beenD．a(chǎn)re

查看答案和解析>>

同步練習(xí)冊(cè)答案