(2013·高考安徽卷)From space，the earth looks blue.This is ________ about seventy­one percent of its surface is covered by water.

Since the end of last century, she has been trying to be a famous singer. Now she has realized her dream.— As the saying goes, “_______”

______ is no _______ arguing with Bill because he will never change his mind

When travelling, you are advised to take travellers’ checks, which provide a secure ________to carryingyour money in cash. [ ]

He, together with his parents ______going to visit Shanghai inJuly. How about you— I’m afraid I have to stay at home _ _.