Music can _________ you beat a bad mood or maintain a good mood.
A. to help
B. helping
C. help
D. helped
Đáp án: C
Giải thích: sau động từ khuyết thiếu can là V nguyên thể
Dịch: Âm nhạc có thể giúp bạn đánh tan cảm xúc tiêu cực và giữ cảm xúc tích cực
He had the telephone installed in his car_________ his secretary to be able to contact him wherever necessary.
The monitor always goes to class on time _________ a good example for the class.
Internet of Things is considered as a billion-dollar __________.
He often spend the evening _____________ fairy tales for his daughter.
Instead ___________ starting with something serene and relaxing, he played a song with fast tempo and strong beats.
I called the dentist ___________ an appointment to meet him this weekend.