下列()运动项目,一般不能增强骨密度
A.游泳
B.跑步
C.举重
D.跳跃
参考答案:A
—Simon is watching TV.
—He's watching TV? He's ________to be cleaning his room.
A.regarded
B.believed
C.supposed
D.considered
( )指以特定的少数投资者为对象发行的债券,发行手续简单,一般不能公开上市交易。
A.直接债券
B.间接债券
C.公募债券
D.私募债券