WE SAW SEVERAL OLD FRIENDS WHILE WE ... IN BALTIMORE.A. AREB. WER...

164. - 2000 CAU TRAC NGHIEM ANH A B C

2000 CAU TRAC NGHIEM ANH A B C

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164. We saw several old friends while we ... in Baltimore.

a. are

b. were

c. has been

d. will be

--> b