决定有氧耐力还是无氧耐力的关键是()。
A、负荷强度;
B、负荷量;
C、练习方式;
D、练习方法。
参考答案:A
As the visiting prime minister puts, China’s influence in the world will continue to strengthen ______ its economy grows.
A.although
B.until
C.as
D.before