[ Gerunds ]
There’s someone_______on the door. Come to see who he/she is.
A. knock
B. knocking
C. to knock
D. having knocked
Select your answer:
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Grammar for IELTS › ViewIn the past we threw a lot of our kitchen waste away, but today, many items such as plastic bottles and newspapers ___
A. are recycled
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What are ______ surnames?
A. they
B. their
C. theirs