As hiring _______ more global, both for employers and candidates, video interviewing is a way to speed up the interview process.

A．became

B．has become

C．will become

D．had become

肺静脉血栓脱落致脑动脉阻塞的现象称为()

A．血栓再通

B．血栓机化

C．血栓软化

D．血栓钙化

E．血栓栓塞