A.in/on/under
B.in/on/at
C.in/on/to
D.on/off
A.RTC, EDE, Use only under supervision, BTV
B.RTC, RTV, Scrap, Use as is
C.TRV, Use as is, and thrown in the trash can
D.以上都不是
A.By the means of…under the control
B.By means of…under control
C.By means of…under a control
D.By a means of…under control
It was under the bed_____my brother hid the ball this morning
A.that
B.what
C.where
D.why
Men are still under strong pressure to be__________ and competitive.
A.intensire
B.transparent
C.successful
D.aggressive
"Evil Under the Sun", ______ is a famous detective story, is written by a Christie.
A.which
B.that
C.it
D.what
Clay l3an often be found________.
A.along the coast of the ocean
B.anywhere under the ground
C.in water—covered fields
D.under volcanoes