My brother usually asks (A) me for help when (B) he has (C)
Câu hỏi
Nhận biếtMark A, B, C or D to indicate the underlined part that needs correction in each of the questions.
My brother usually asks (A) me for help when (B) he has (C) difficulty to do (D) his math homework.
Đáp án đúng: D
Lời giải của Tự Học 365
Giải chi tiết:
Giải thích:
Have difficulty (in ) V-ing: có khó khăn trong việc gì
to do => doing
Tạm dịch: Anh tôi thường nhờ tôi giúp đỡ khi anh ấy gặp khó khăn trong việc làm bài tập môn Toán.
Đáp án: D
Luyện tập
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