The old lady's hand shook frequently. She explained to her doctor ________ this shaking had begun half a year before, and ________, only because of this, she had been forced to give up her job.

1. A.
   when; how
2. B.
   how; when
3. C.
   how; how
4. D.
   why; why

The old lady’s hand shook frequently. She explained to her doctor ____this shaking had begun half a year before, and ____, only because of this, she had been forced to give up her job.

A. when; how     B. how; when     C. how; how      D. why; why

The old lady’s hand shook frequently. She explained to her doctor ________ this shaking had begun half a year before, and ________, only because of this, she had been forced to give up her job.  

A. when; how   B. how; when      C. how; how     D. why; why

The old lady’s hand shook frequently. She explained to her doctor ________ this shaking had begun half a year before, and ________, only because of this, she had been forced to give up her job.

A. when; how            B. how; when            

 C. how; how            D. why; why

The old lady’s hand shook frequently.She explained to her doctor ______ this shaking had begun half a year before, and, ______ only because of this, she had been forced to give up her job.

A.when;how

B.how;when?

C.how;how

D.why;why?