[ Comparatives, Superlatives, and Modals ]
Choose the correct sentence using ‘must’ for obligation:
A. You must to wear a uniform.
B. You must wearing a uniform.
C. You must wear a uniform.

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Adjective › ViewIt is …
a. a marvellous long active excursion.
b . a long excursion active marvellous.
c . .a long marvellous active excursion.
Grammar › View
Do NOT make so much noise. Sanya _________ to study for her ELPT test!
A. try
B. tries
C. tried
D. is trying
Vocabulary › ViewTo draw a conclusion from fact; to infer
A. motive
B. sleuth
C. complexity
D. deduce
Vocabulary & Grammar › View
My mother ________ in the supermarket all afternoon.
A. has been working
B. has worked
C. is working
D. works