A. cleaning
B. be cleaned
C. clean
D. being cleaned
[单选题]I doubt they'll beable to help but it's worth [trying].A.growingB.wrappingC
[问答题]I'll be waiting for you at the library this time tomorrow.
[主观题]It's_ I ____________to have a good habit.
[问答题]I'm sure we'll have a good time.
[问答题]I'll have to try using the search engines.
[单选题]It's eleven o'clock. It's time ______.A.go to bedB.to go to bedC.go to the
[单选题]It's ______ and these are ______.A.orange trees; apple treesB.an orange tre
[单选题]--Dad,it'ssuchalongwayfromourhometothepark!--Youmeanit's______totakeataxi?A.popularB.necessaryC.possibleD.important
[单选题]It's time for ______.A.to go to bedB.bedC.the bedD.go to bed
[问答题]根据下面资料,回答A library is a place which people can find out almost anything. A