WE HAD BETTER TO REVIEW THIS CHAPTER CAREFULLY. A. HAD BETTER...

30. - ĐỀ THI MẪU TỐT NGHIỆP THPT NĂM 2011 POT
ĐỀ THI MẪU TỐT NGHIỆP THPT NĂM 2011 POT
30. We had better to review this chapter carefully. a. had better b. to review c. chapter d.carefully