《安全生产法》规定______的主要负责人必须进行安全资格培训，经安全生产监督管理部门或法律法规规

A．/usr/sbin/mkfs -s 8G -o nbpi=2048,frag=512 /dev/lv00 -b -l host1

B．/usr/sbin/crnfsmnt -d /backups -l /backups host1 -R -X -v -S -b bg

C．/usr/sbin/mknfsmnt -f /backups -d /backups -h host1 -a -S -t rw -w bg -g

D．/usr/sbin/crfs -v nfs -g vg1 -A yes -p rw -m /backups -a logname=/dev/lv00

A．Deleted

B． Unchanged

C． Set

D． Copied

A、was set up

B、has been set up

C、has been setting up

D、is setting up

A modern city has been set up in ______ was a wasteland ten years ago.

A．what

B．which

C．that

D．where

A special institute has been set up in America to study El Nino.

A．Right

B．Wrong

C．Not mentioned

A research center has been set up in this country.

A．praised

B．established

C．reformed

D．criticized

A research center has been (set up) in this university.

A.praised

B.established

C.reformed

D.criticized

A research center has been set up in this country.

A．praised

B．established

C．reformed

D．criticized

A special institute has been set up in America to study El Nino.

A．Right

B．Wrong

C．Not mentioned

A research center has been set up in this country.

A．praised

B．established

C．reformed

D．criticized