----- Nội dung dịch tự động từ ảnh ----- Question 39. Mark the letter A, B, C, or D to indicate the sentence that is made from the given cues. I/ surprised/ witness/ improvement / the economy. A. I am surprised that witness the considerable improvement in the economy. B. I am surprised to witness the considerable improvement in the economy. C. I am surprised to witness the considerably improvement in the economy. D. I am surprised witness the considerable improvement in the economy. Question 40. Mark the letter A, B, C, or D to indicate the sentence that is made from the given cues. Viet Nam /experience /decades / of/ fighting/freedom before /country/become/ totally/ independent. A. Viet Nam experienced decades of fighting for freedom after the country had become totally independent. B. Viet Nam have experienced decades of fighting for freedom before the total independence of the country. C. The country became totally independent after Viet Nam had experienced decades of fighting for freedom D. Viet Nam had experienced decades of fighting for freedom before the country had become totally independent.