Đáp án C.
Ta có cụm từ: get down to sth: bắt đầu tập trung nỗ lực vào cái gì
Các phương án khác:
A. get on: hợp tính tình
B. get off: rời khỏi một nơi
D. get down with sth: Không có cụm này
Dịch: Học tiếng Anh không khó một khi bạn bắt đầu tập trung nỗ lực.
Smoking is extremely detrimental to health, _____ many people continue to smoke anyway.
Many years ago, black children were _____________ to discrimination in many schools.
The authorities recommend that the meeting _____________ next Monday.
Her husband is very kind. He always cares _____ her and never puts all of the housework her.
As a small boy, he used to _______ alone in the house for an hour or two.
The archaeological excavation _____ to the discovery of the ancient city lasted several years.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We decided to spend ______ summer in ______ seaside town.