The icebergs are rarely seen because ______.

单项选择题A．An English reporter.B．An American reporter.C．An English scientist.D．An American scientist.

单项选择题A．A chemistry class.B．A biology class.C．A mathematics class.D．A physics class.

单项选择题A．Her phone number.B．The location of the apartment.C．The best time to call her.D．Her first nam

单项选择题A．A bomb explosion.B．A traffic accident.C．Murder.D．Massacres.

单项选择题A．Something in the Bermuda Triangle is strange.B．Where the Bermuda Triangle is.C．On very little about this.D．Ships were not lost.

单项选择题A．From a newspaper advertisement.B．From a magazine article.C．From a television program.D．From an automobile dealer.

单项选择题A．Alice is now in a very bad temper.B．Alice is now preparing for the test.C．Alice is now very happy.D．Alice is now ii

单项选择题A．A two-bedroom apartment:B．A sofa.C．A chair.D．A roommat

填空题Mark Twain became the most outstanding writer of his time because he knew his people and the Missis sippi River very well, and he inherited from his mother ______.

单项选择题A．At a newspaper.B．At an advertising agency.C．At a furniture store.D．At a real estate offic