This book is the lightest and ______ (thin) of all the books.
thinnest
暂无解析
Ihaveapenfriend，andwealwayssende_____toeachotherbycomputer
There__________acatandtwodogsinmyhome
too(同音词)__________
Wearemakingamodelplane.(变成一般疑问句)
______________________________________
--__________?
--Mybikeisbroken.