[ Grammar ]
“Did you plant trees in your backyard last weekend?” Tom asked Mary.
A. Tom asked Mary if she had planted trees in her backyard last weekend.
B. Tom asked Mary if she planted trees in her backyard the previous weekend.
C. Tom asked Mary if she had planted trees in her backyard the previous weekend.
D. Tom asked Mary did she plant trees in her backyard the previous weekend.

Random Topics:
Comparatives or SuperlativesProverbsGrammar for IELTSModals and AdviceFuture - be going toParallel Structure or Combining SentencesActive and Passive Gerunds and InfinitivesModalSecond Type ConditionalUnreal Uses of Past TensesOther quiz:
would should could › ViewYou _____ see a doctor if your headache doesn’t get better.
A. would
B. should
C. could
Infinitives and Gerunds › View
We enjoy ___ at the beach.
A. to relax
B. relaxing
Grammar and Vocabulary › View. They _______ soccer when the storm started.
A. played
B. were playing
C. plays
D. playing
Some vs. Any › View
I’m really hungry. I don’t see _____ food. What kind of party is this?
a) some
b) any
c) no
