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.

As the luggage was so heavy, we had to take a taxi

A. We had to take a taxi because of the heavy luggage

B. We had to take a taxi so that we can have heavy luggage

C. Although the luggage was heavy, we took a taxi

D. We had to take a taxi, so we had heavy luggage

Trong không gian Oxyz, cho mặt phẳng  ( α ) có phương trình d 1 : x = 1 + 3 t y = 4 + t z = - 1 + 2 t ,   d 2 :   x - 2 - 3 = y 2 = z - 4 - 2 .Phương trình đường thẳng  ∆ nằm trong mặt phẳng ( α ) , cắt cả hai đường thẳng  d 1 ,   d 2 là

A.  x + 2 8 = y - 1 - 7 = z + 3 1

B.  x - 2 - 8 = y + 1 7 = z - 3 - 1

C.  x + 2 8 = y - 1 7 = z + 3 - 1

D.  x - 2 - 8 = y 7 = z - 3 1

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrases that best fits each of the numbered blanks.

        It was a Monday morning in the office and, as usual, everyone was busy sorting through their mail before starting work. The other staff had (12)____ that Nicky , one of the computer operators, had been (13)____ rather miserable recently and they wondered what might have been happened to make her so (14)____. Suddenly Nicky accidentally knocked over a cup of coffee. As she was clearing up the mess, the girl sitting next to her happened to glance at Nicky's right hand. There was a large swelling at the wrist. "What on earth have you (15) ____ to yourself? Does it hurt?" asked the girl. " Yes, it does. I think I've injured it using the computer", replied Nicky. " I think you'd better go and let the doctor (16) ____ it", said the girl. " Let's hope there's no permanent damage to your hand" .

Điền vào số (13)

A. appearing

B. seeming

C. pretending

D. looking