下面说法中正确的是
A.是6的倍数的数就一定是3的倍数。
B.同时是4和6的倍数的数就一定是24的倍数。
C.偶数乘奇数的积一定是偶数,偶数除以奇数的商也一定是偶数。
答案:A
The school headmaster forbids ______ in the office.
A.smoking
B.to smoke
C.us smoke
D.from smoking
Never will I forget the war and sufferings caused to the people.
A.it
B.which
C.what
D.as