[ Grammar ]
They __ play chess when they were young.
A. could
B. can
C. could to

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Coordinating and Subordinating Conjunctions › ViewWhat’s the subordinating conjunction: Since you got a haircut, I haven’t seen you.
A. I
B. since
C. seen
D. haven’t
Grammar › View
What color is it?
A. red
B. blue
C. yellow
D. black