the sitting-room needs( ),but it'll have to wait until saturdayA _英语解答

the sitting-room needs( ),but it'll have to wait until saturday
A be cleaning
B be cleaned
C clean
D cleaning
说明下原因啊、、、

人气：271 ℃　时间：2020-03-27 06:26:18

解答

D cleaning
need 或want +doing ,是用主动形式表示被动 = need to be cleaned
而need to do 表示主动意思