Tom needs some help ________ his homework. Can you help ________?
A:to, he
B:with, him
C:to, his
D:with, his
医护人员用体温计给病人测量体温时,体温计中的水银在测量过程中始终不变的是( )
据统计,1901~1975年间,获得诺贝尔奖的309位科学家中,有161人是与别人合作,共同获得重大成果的。下列说法错误的是( )
—_______. Let's ask our teacher.