__________ robots can help children with difficult homework.
A. worker
B. gardening
C. doctor
D. teaching
Đáp án D
Giải thích: teaching robots: người máy dạy học
Dịch: Người máy dạy học có thể giúp trẻ con làm bài tập khó.
Hospitals might have __________ robots to take care of sick people.
My grandmother enjoys __________. She waters the plants when she has free time.
Choose the letter A, B, C or D to complete the sentences
My father __________ the hedge once a month.
He is so strong that he can __________ the heavy box by one hand.