(2014届福建省福州市第八中学高三第四次质量检测英语试卷) From space, the earth looks blue. This is about seventy-one percent of its surface is covered by water.
My sister met him in the hospital yesterday afternoon, so he _________ your lecture.
She felt extremely tired, and her spirits _________.
It’s easy to _________ this camera , while putting the pieces together is quite difficult, so you must keep the directions well.
---- I want to give this watch to David. ---- What ? Don’t you know it _________ Henry ?
---- What do you think of the book ? ---- Oh excellent. It’s worth _________ a second time.