[ Grammar ]
I _______ asleep when I _______noise downstairs.
A. was falling,heard
B. is falling,hear
C. had fallen,is hearing
D. have fallen,heard

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Grammar › ViewLaura _______ a lot of Italian papers.
A. Has brought
B. Has bring
C. Have brought
D. Had brought
Grammar › View
In particular, researchers in this area have studied animals and insects that are able to ________ in extreme environments.
A. survive
B. discover
C. strike
D. be aware of
Grammar › View_________? – I am reading books.
A. What are you doing?
B. What do you do in the morning?
C. How often do you read books?
D. Are you reading books?
Grammar › View
Choose the word that has the opposite meaning as the bold word.
Ratna always keeps her room tidy.
_
A. shut
B. neat
C. messy
D. smelly
