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Some of you may have finished unit one. _____ , you can go on to unit two.

A. If you may      B. If you do      C. If not       D. If so

Some of you may have finished unit one. _____ , you can go on to unit two.

A. If you may      B. If you do      C. If not       D. If so

 Some of you may have finished unit one. _____ , you can go on to unit two.

A. If you may      B. If you do      C. If not       D. If so

Some of you may have finished unit one. _____ , you can go on to unit two.

A. If you may      B. If you do      C. If not       D. If so

Some of you may have finished unit one. _______, you can go on to unit two.

A. if you may               B. if you do                 C. if not                             D. if so

Some of you may have finished unit one._____; you can go on to unit two.

 Some of you may have finished unit one. _____ , you can go on to unit two.

A. If you may      B. If you do      C. If not       D. If so

Some of you may have finished unit one. _____, you can go on to unit two.

A. If you may 　 B. If you do C. If not 　　 　D. If so

Some of you may have finished unit one. _____ , you can go on to unit two.

A. If you may　　　　 B. If you do　　　　 C. If not　　　　　　 D. If so

 Some of you may have finished unit one. _____ , you can go on to unit two.
 A. If you may      B. If you do      C. If not       D. If so