He promised ________ he would visit me and ________ he would try his best to help me.

1. A.
   /; /
2. B.
   that; /
3. C.
   /;that
4. D.
   if; that

He promised ________ he would visit me and ________ he would try his best to help me.

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He promised________he would visit me and________he would try his best to help me.

A. /; / 　　　　　　　　  B. that; / 　　　　　　　　　　 C. /; that 　　　　　　　　　　 D. if; that

A. /; / 　　　　　　　　  B. that; / 　　　　　　　　　　 C. /; that 　　　　　　　　　　 D. if; that