选择题：（ ）——Look! What a beautiful coat! ——But it coats _______that I can’t buy it A. so mu

选择题：（ ）——Look! What a beautiful coat! ——But it coats _______that I can’t buy it A. so mu
选择题：（）——Look!What a beautiful coat!——But it coats _______that I can’t buy it A. so much B.so expensive C. to muchD.too expensive
说说so much和too much的区别, 什么时候该用谁?要详细