STAYING HEALTHYTEST 1CHOOSE THE CORRECT ANSWER. ONLY ONE ANSWER IS COR...

2. - BAI TAP TRAC NGHIEM E 6
BAI TAP TRAC NGHIEM E 6

2. - _______

- They go swimming twice a week.

A. What are they doing? B. What do they do?

C. Where are they going? D. How often do they go swimming?