Every year in the U.S. , colleges and graduate schools continue to highly______trained people to compete for jobs that are not there. As a result, graduates cannot enter the professions for which they were trained.

A．turn out

B．work out

C．make out

D．bring out

宫内节育器的并发症包括

A．节育器异位

B．子宫穿孔

C．出血

D．感染

E．IUD脱落