When a student has made a sentence with borrow, “ I borrowed a paper to write a letter”, the teacher says, “well, we don’t say a paper, we say a piece of paper.”
A.controller
B.assessor
C.organizer
D.prompter
A.controller
B.assessor
C.organizer
D.prompter
A、crossed with the left one over the right one
B、crossed with the right one over the left one
C、separated in a distance as wide as her shoulders' width
D、clasped with the right one over the left one
A、The internal force is smaller than the stress.
B、The internal force is the algebraic summation of the stress.
C、The internal force is a vector and the stress is a scalar.
D、The stress is the internal force per unit area.
A、controller
B、assessor
C、organizer
D、prompter
A、prompter
B、resource-provider
C、assessor
D、organizer
A、controller
B、prompter
C、organizer
D、participant
A、resource-provider
B、controller
C、prompter
D、organizer
A、Individual study
B、Group work
C、Pair work
D、Whole class work
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