四川农业大学 川农在线 英语Ⅰ平时作业1201 求答案.急!14. Directions: Each of the following sentences has four underlined parts marked a, b, c and d. Identify the one that is not correct. Then, mark your answer by blackening the let

四川农业大学 川农在线 英语Ⅰ平时作业1201 求答案.急!
14. Directions: Each of the following sentences has four underlined parts marked a, b, c and d. Identify the one that is not correct. Then, mark your answer by blackening the letter of your choice on the Answer Sheet.
If he followed the doctor's advice in taking the medicine, he would have recovered sooner.
(A) followed
(B) in taking
(C) have recovered
(D) sooner
15. Directions: Each of the following sentences has four underlined parts marked a, b, c and d. Identify the one that is not correct. Then, mark your answer by blackening the letter of your choice on the Answer Sheet.
I'd like to buy that new model recorder but which is too expensive for me at present.
(A) to
(B) new model
(C) which is
(D) at present
19. Directions: Each of the following sentences has four underlined parts marked a, b, c and d. Identify the one that is not correct. Then, mark your answer by blackening the letter of your choice on the Answer Sheet.
During his visit of China, he met many friends he had fought and worked with in the 1930s
21. Directions: Each of the following sentences has four underlined parts marked a, b, c and d. Identify the one that is not correct. Then, mark your answer by blackening the letter of your choice on the Answer Sheet.
After finishing his talk on economics in the Far East, Professor Wilson went on asking us to raise questions about his talk.
(A) finishing
(B) on
(C) went
(D) asking

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