Topics: Passive Modals
The ____________ is a cold-blooded vertebrate that lays eggs.
A. bird
B. reptile
C. mammal
D. amphibian
Select your answer:

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Verb Tenses › ViewHe had ? (to make) a lot of progress before he got stuck.
A. made
B. makeed
C. maden
D. maked
Grammar › View
You ….. for the silver balloon
A. Jump
B. Jumps
