— Don't drop the litter carelessly.
— ________.
A.OK, I will B.Sorry, I don't C.OK, I don't D.Sorry, I won't
— Who was calling you _______ the phone just now?
— ________ was my cousin.
A.in; This B.on; This C.in; It D.on; It
Mother's birthday is coming soon. Shall we ________ the decorations on the wall？
A.put in B.put out C.put up D.put on
— Robots will take the place of humans in many areas some day. Do you think so?
— ________, I agree with you.
A.In fact B.In all C.In general D.In common
It is impossible for ________ little children to do ________ much work in ________ a short time.
A.so; so; such B.such; so ; such C.so; such ; such D.such; such ; so
________ many people may use their mobiles for the latest news, it is impossible that the newspaper will disappear.
A.Because B.Though C.Since D.Unless
