[ Modal Verbs ]
Thai men must ______________ a soldier.
A. be
B. is
C. being
D. are

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Modal Verbs › ViewHe _ ride a bike when he was six years old.
A. could
B. must
C. may
Idioms › View
What does it mean “to take down” an enemy?
a. To take the enemy’s pictures off the wall.
b. To kill the enemy.
c. To make friends with the enemy.
d. To ignore the enemy.
e. To unite with the enemy for a common goal.
. “Cats are playful pets, but dogs are very loyal as well.” This sentence has___
A. one adjective phrase
B. two adjective phrases
Tenses › View
The dashboard ____ important information to the driver every second.
A. shows
B. showed
C. is showing
D. will show