读一读，找出对应的答语。
Let’s _________.
Your ruler is 10 _______. A. mm B. cm C. m
Tom is 160cm tall. Sarah is 157cm. So _______ A. Tom is taller than Sarah. B. Tom is shorter than Sarah. C. Tom is 3cm shorter than Sarah.
The monkey's tail is long. The dinosaur's tail is . A. long B. longer C. longest
--What _____ he do last Sunday？ --He ______ swimming in the lake. A.did; went B.does; goes C.did; goes
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