30. In my opinion, all Mr. White ___ good to his students in his class at present. He is very strict in their study.

A. does does does                                      B. does do do

C. does does do                                         D. did do does 

C


解析:

Mr. White does為定語從句修飾all。后面的does do是謂語動詞的強調(diào)形式。

練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源： 題型：

改正下列短文中的錯誤。請根據(jù)上下文對標(biāo)有題號的每一行作出判斷;如無錯誤，在該行右邊橫線上劃一個勾（√）;如有錯誤（每行只有一個錯誤），則按下列情況改正;

       此行多一個詞：把多余的詞用斜線（\）劃掉，在該行右邊橫線上寫出該詞，并用斜線劃掉。

       此行缺一個詞：在缺詞處加一個漏字符號（∧），在該行右邊橫線上寫出應(yīng)加的單詞。

       此行錯一個詞：在錯詞下劃一道線，在該行右邊橫線上寫出改正后的單詞。

       注意：原行沒有錯誤的不要改。

Should students make friends on line? Some of people say yes.       ________

The Internet helps make many friends. Chat on line,                      _______    

students can more free express their feelings and opi??nions,                    _______

and even get help with their foreign languages studies. Others,      _______

therefore, think students should not. They say making friends         _______

on line is waste of time, which should be spent more                      ______

meaningfully on study. Beside, some students get cheat??ed on line.      ________

It is my opinion students should place their study, health                _____

and safety before other things. As for friendship, we can                  ________

readily find them in our classmates and other people around us.       ________

查看答案和解析>>

同步練習(xí)冊答案