Question

---What he enjoys _____ great and interesting.---Yes, but it’s dangerous. A．sounds B．sound

---What he enjoys _____ great and interesting.---Yes, but it’s dangerous. A．sounds B．sounding C．sounded D．to sound

Answer 1

A

考察主语从句。本句中he enjoys作后置定语修饰what，故本句真正主语是what，抽象名词不可数，叙述客观情况用一般现在时态，谓语动词用单数。故选A。