[ Grammar ]
The students were tired. They … hard all the morning.
A. Worked
B. Had been working
C. Have been working
D. Had worked

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Relative Clauses & Real Conditionals › ViewFill in the blank with the appropriate zero conditional: If you heat ice, it ______.
A. freezes
B. evaporates
C. melts
D. solidifies
Grammar › View
Complete the sentence with the present simple tense form of the verb in bracket:
Kids …………. (walk) every morning before they will start their class.
A. walk
B. walks
C. walked
Countable & Uncountable Nouns › ViewThere are __________ seats in the hall.
A. a little
B. many
Grammar › View
She ——————– with her parents.
A. live
B. lives
C. living
