若x<y,则x-5______y-5;-2x______-2y(用“>,<或=”填空).
∵x<y,
∴x-5<y-5;
∴-2x>-2y.
故答案为:<;>.
—Are you satisfied with her answer? —Not at all. It couldn’t have been ________.
A.any worse
B.much better
C.so bad
D.the worst
荚膜(Capsule)和粘液