根据对话情景选择恰当的选项。 A. She looks unhappy. B. Which movie do you like best? C. It’s very moving and popular. D. Because she didn’t get the ticket to Titanic 3D. E. No,
If trees continue _______ at the present rate, it won’t be _______there is no trees for shade. A. to cut down; long before B. being cut down; before long C. to be cut d