(Viên chức Mầm non) 500 câu trắc nghiệm Điền từ Tiếng Anh có đáp án - Phần 5
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Many (2) ______ receive the first two years (freshman and sophomore years) of postsecondary education at community colleges (3) ______ pursuing a bachelor’s degree at a four-year institution.

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Many (2) ______ receive the first two years (freshman and sophomore years) of postsecondary education at community colleges (3) ______ pursuing a bachelor’s degree at a four-year institution.

before

after

while

during

Giải thích

Đáp án A
 Giải thích: before: trước khi