Part I. Vocabulary and Structure & Part IV. Word Forms非谓语动词1. Jenny is only three years old. She is too young _____ alone at home. (，1 题)A．to leave B. to be leavingC. to be leftD. to have been left2. ______, we missed our train the day when we were back to Paris. (，12 题)A. With t...

时间:2025-03-01 21:05栏目:高等教育