—— What were you up to when your parents came in?

—— I＿＿＿＿＿for a while and＿＿＿＿＿some reading.

A.was playing； was going to do     B.played； did

C.had played； was going to do     D.had played； did

—— What were you up to when your parents came in?

—— I＿＿＿＿＿for a while and＿＿＿＿＿some reading.

A.was playing； was going to do     B.played； did

C.had played； was going to do     D.had played； did

—— What were you up to when your parents came in? 

—— I＿＿＿＿＿for a while and＿＿＿＿＿some reading.

1. A.
   was playing； was going to do
2. B.
   played； did
3. C.
   had played； was going to do
4. D.
   had played； did

—— What were you up to when your parents came in?

—— I＿＿＿＿＿for a while and＿＿＿＿＿some reading.

A.was playing； was going to do B.played； did

C.had played； was going to do D.had played； did

— What were you up to when your parents came in?

   — I＿＿for a while and＿＿some reading.

A. was playing； was going to do     B. played； did

C. had played； was going to do      D. had played； did