choose the best answer.
1. he didn't know why pluto _______ as a ''dwarf planet".
a. was reclassified b. were reclassified c. had been reclassified d. had reclassified
2. if parents __________ to radiation, their may possibly have birth defects.
a. are exposed b. is exposed c. was exposed d. were exposed
3. the journalist wanted to know if she _______ an appointment with you for a quick interview.
a. can get b. can make c. could get d. could make
P/s: làm và gt hộ e ạ