* Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
1 find it very challenging. It requires a lot of concentration and determination.
A. I find it very challenging, for it requires a lot of concentration and determination.
B. I find it very challenging, so it requires a lot of concentration and determination.
C. I find it very challenging, yet it requires a lot of concentration and determination.
D. I find it very challenging, though it requires a lot of concentration and determination.
Chọn A Câu đề bài: Tôi thấy nó rất khó khăn. Nó đòi hỏi rất nhiều sự tập trung và quyết tâm.
For + mệnh đề = since, because: bởi vì;
So + mệnh đề: nên;
Yet + mệnh đề: mặc dầu vậy;
Though = although: mặc dù.