Weighing five hundred pounds, ______. A: the cupboard could not be moved. B: she could not move the cupboard. C: the cupboard was too heavy for one person to move. D: the cupboard was unable to move.

Which sounds can disappear?Stand still. Don’t move. A: The d in stand and the t in don’t. B: The d in stand and the v in move. C: The d in stand, the t in don’t and the v in move. D: The t in don’t and the v in move

His family (be)_______going to move.

The ________ jacket makes it difficult for him to move.

He walked slowly ______ it ached to move.

Individuals of higher plants have the ability to move.

American are known as the people ____the move. A: in B: to C: of D: on

______ no friction, an automobile could not move. A: Was there B: Were there C: There was D: If there was

Individuals of higher plants have the ability to move. A: 正确 B: 错误

lubrication A: adding a substance between solid surfaces that are moving against each other in order to reduce friction and wear. B: the process of making the fuel start to burn in an engine so that a vehicle can start to move. C: a force which slows down a moving object or vehicle. D: the force that makes it difficult for things to move freely when they are touching each other.