问题

______ quickly, _______ you won’t be able to catch the train.
A:Not having polished
B:maker its food taste hatter than ever before
C:cure (治愈) the heart disease
D:If gettingup but
B:maker its food taste hatter than ever before
C:cure (治愈) the heart disease
D:If gettingup but
正确答案是: