I had/caught a pretty bad cold.我得了很重的感冒。
MR.WILLIAMS: Where's Jimmy? MRS.WILLIAMS: He's in bed. MR.WILLIAMS: What's the matter with him? MRS.WILLIAMS: He looks ill. MRS.WILLIAMS: We must call the doctor. MR.WILLIAMS: Yes, we must. MR.WILLIAMS: Can you remember the doctor's telephone number? MRS.WILLIAMS: Yes, It's 09754 DOCTOR: Open your mouth, Jimmy. Show me your tongue. Say, ‘AH’. MR.WILLIAMS: What's the matter wit him, doctor? DOCTOR: He has a bad cold, Mr. Williams, so he must stay in bed for a week. MRS.WILLIAMS: That's good news for Jimmy. DOCTOR: Good news? Why? MR.WILLIAMS: Because he doesn't like school!
①n. 绝对必要的事物 a must必须的条件;不可缺少的东西;以应;一绝
②表示必须பைடு நூலகம்情态动词后必须加动词原形。
I must go home now. -Must I finish the work right now? -Yes, you must./No, you needn't.