Question 17: According to the health ministry, as of 4pm June 20th 2021, 2.422.643 doses of vaccines __________ in Viet Nam. * 25 điểm A. has been administered B. has administered C. have administered D. have been administered Question 18: When my father was young, he __________ get up early to do the gardening. * 25 điểm A. was used to B. use to C. got used to D. used to Question 19: Mount Pinatubo, which is a volcano __________ the Philippines, erupted in 1991. * 25 điểm A. at B. with C. on D. in Question 20: Sue: “Can you help me with my essay?” Robert: “___________” * 25 điểm A. Yes, I’m afraid not. B. I think that, too. C. Not completely D. Why not? Question 21: A large number of inhabitants have made ___________ on how to protect the environment. * 25 điểm A. suggestions B. suggest C. to suggest D. suggested Question 22: It would be better if we put____________ around our school yard to prevent lazy students from throwing trash. * 25 điểm A.trash B. garbage dump C. garbage D. garbage bins Question 23: Someone called me last night, ________? * 25 điểm A. did they B. didn’t he C. didn’t she D. didn’t they Question 24: It is a ______ skirt. * 25 điểm A. French cotton flowered B. cotton French flowered C. flowered cotton French D. flowered French cotton