3. --- How long ______ you ______ the books? --- For two weeks. A. did, borrow B. did, keep C. have, borrowed D. have, kept选哪个?谢谢为什么B不可以？

How long will your parents ____?(离开) How long I ____(borrow) your book? how long did you ____ it How long do you ____( sleep）every day?guiqiu! How long does it ____(walk) to the train station How long does he spend _____(practice)____(write) How long have you been ____?动词填空 Tell me how long the meeting ____(last) tomorrow how long ___you ____(stay) at home alreadly How long does it ____ ____ ____ ____ to school on foot every day? 填空~How long does it ____ ____ ____ ____ to school on foot every day?能解释一下吗? ____ does he read english?-every year A How long B How often C how soon D How fast 4.____ will she leave the city?A.How long B.How soon C.How often D.How fast How long ____ it take her ____ (do) the works last Monday? Marcia,how long ____ you ____ the homework yesterday? Only one hour. How long ____ it ____ to go to Beijing by train —____ will he be back?—In ten days.A.How soon B.How long C.How D.when 4.A :____ do you use paper towels?B:Often .A.How soon B.How often C.How long ____ does Mr White come to visit China?Once a year.A、How long B、How often C、How soon