What did you have for_____ breakfast this morning?
A. x
B. a
C. an
D. the
KEY: A
Giải thích: cấu trúc have st for breakfast: ăn món gì cho bữa sáng
Dịch: Sáng nay bạn ăn gì?
Hardly any of the paintings at the gallery were for sale, _____?
English has become a second language in countries like India, Nigeria or Singapore where_______ for administration, broadcasting and education.