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A. when did Sally come B. when Sally came

C. when will Sally come D. when Sally will come

A. studying B. study

C. to study D. studies

A. p, s B. q, s C. h, j D. q, t

A. cleans B. to clean C. cleaning D. clean

A. c B. h D. f D. e

A. This is a pen. B. That’s a pen.

C. It’s a pen. D. It’s pen.

A. to have B. have

C. having D. you to have

A. what can colors do B. what will colors do

C. how colors will do D. what colors can do

A.which B.that C./ D.it

A. on; in B. in; on C. for; on D. to; in