[ Grammar ]
I _____ (hear) Mr. Lai _______(sing/ to sing/sang) a lovely song yesterday.
A. heard……to sing
B. heard……sang
C. hear……sing
D. heard……sing

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Grammar › View______________ Sandra’s parents are busy working , she has to stay with her grandmother.
A. Although
B. But
C. Yet
D. Since
Grammar › View
Yogurt is a milk product.
A. Fact
B. Opinion
Come and sit _____ me.
A. with
B. by
C. at
D. in
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Definite articles mean ___ in English.
A. the
B. a
C. an
D. some
