[ Modal Verbs ]
Which sentence is grammatically correct?
A. We ought to cancels the launch.
B. You ought to know better.
C. She should cleaned up her mess.
D. Should they waited?

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Tenses › ViewBy next February, I ……………… writing my first story. Then I can take it to a printing house.
A. will finish
B. will have finished
C. am going to finish
Tenses and Word Formation › View
The recent ——– of Duluth Motors has significantly increased Border Auto’s production capacity.
A. acquiring
B. acquires
C. acquired
D. acquisition
Used to - Would - Tenses › ViewThe teacher …………… us to stand up.
A. spoke
B. said
C. talked
D. asked
Grammar › View
The kitchen is a mess. Can you ________ after dinner?
A. wipe stove off
B. wipe off the stove
C. wipe off it
