问题

(2013·安徽，21)From space, the earth looks blue.This is ________about seventy－one percent of its surface is covered by water.

A:why
B:how
C:because
D:whether

正确答案是：

同类题型

To tell the truth, I would rather that I ____ the pain instead of youYou don’t know how worried I was

Iprefer shutting myself in and listening to music all day on Sundays.—That’s _______ I don’t agree. You should have a more active life.

________he couldn’t understand was________，as a teacher of Chinese，he was asked to teach history.

.No one except two students ______the meeting.

101 A shy person dislikes ______ when heor she has to make a speech in front of a large crowd of people