—How long have you studied here?—______________ two years. I’m used to the life here.
A. For
B. Since
C. In
D. By
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—Which lesson are you looking at?—Lesson __________.
A. tens
B. Ten
C. tenth
D. Tenth
Betty bought three T-shits and ____ of them are red. Red is her favorite color.
A. either
B. both
C. none
D. all
He ran as fast as he could ______ he failed to get here on time.
A. and
B. but
C. or
D. so
To my surprise, she’s ________ than before. I can’t recognize her.
A. very tall
B. the taller
C. much taller
D. the tallest