---Sam is 160cm tall. Ted is 10cm shorter than him. ---How tall is Ted? A. 150cm B. 160cm C. 170cm
让我来擦黑板吧.
我有一本书。
选出恰当的的答语,并将其字母代号填入问句前的括号里
Mei mei : This is my new desk. Chen Jie:
Lucy : How many lights are there in the classroom. Lily :