[ Conjunction ]
Brass players make sound by “buzzing” their lips_______blowing into the mouthpiece, they change notes with the help of valves or slides.
A. while
B. during
C. before
D. by

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Grammar - must & have to › ViewThe past tense of must is…
A. musted
B. had to
C. could
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She has been working __________ hard _____________she sleeps only a few hours a day.
A. such/that
B. such/as
C. so/that
D. as/as
Grammar › ViewI __ to arrive tomorrow, I’ll be busy.
A. will be able
B. won ́t be able
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My dog … to play after eating.
A. like
B. likes
C. is like
D. are like
