25. Our students ______to use smart phones at school. A. are not allowed B. allow C. allowed D. have allowed
26. I’m tired ______ walking a long journey. A. of B. in C. on D. at *
35. “Have you ever been to Ha Noi?” – “Yes, I ___________ there last summer.” A. have been B. has been C. were D. was *
Loga
Sinh Học lớp 12
