遗传

单项选择题No sooner had we reached the top of the mountain ______ we all sat down to rest.

单项选择题Utopia was written by______.

单项选择题Mr. Voorhies planned to send the dresser and bed that ______ purchased in Bali to the Netherlands.

单项选择题—Kitty. will you go to see the film Cold Mountains this evening —No, I won't. I ______ it already.

单项选择题It's best ______ English like this.