[ Gerunds and Infinitives ]
I stopped _______________ gas on my way to the countryside yesterday.
A. to buy
B. buying

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Vocabulary & Grammar › ViewIf you feel tired, you ______ some rest.
A. should have
B. has
C. will has
D. had
Adjective › View
We were ___ to hear he’s 50. He looks much younger.
a.surprised
b.surprising