[ Gerunds and Infinitives ]
Birthdays are not easy _____________
A. remembering
B. to remember
Select your answer:

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Grammar › ViewI……..going to do my homework later.
A. am
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Grammar for TOEFL › View
_____ heated by solar energy have special collectors on the roofs to trap sunlight.
A. A home is
B. Homes are
C. A home
D. Homes
