wants to study well must learn things .
A. No matter who; with heart
B. Who; with his heart
C. Whoever; by heart
D. Whoever; by his heart
网友回答
A. No matter who; with heart
B. Who; with his heart
(答案→)C. Whoever; by heart
D. Whoever; by his heart
解析：该题考查no matter who和whoever的区别，no matter who(无论谁)只能引导让步状语从句，而whoever既能引导让步状语从句，又能引导主语从句。本句是一个主语从句，因此只能用whoever。第二个空是一个固定词组learn something by heart。