Question

The president declared that he would ________ what he had said, that’s to say, t

The president declared that he would ________ what he had said, that’s to say, the country would not withdraw their troops in Afganastan．
A. break out
B. keep out
C. watch out
D. back out

Answer 1

答案D
根据句意可判断出总统原来许诺从阿富汗撤军，但他却宣告不从阿富汗撤军了，即他违背了他的诺言。