Question

Jerry, with his parents, ______ his grandparents on Sundays.

1. A.
   visits
2. B.
   is visiting
3. C.
   have visited
4. D.
   visit

Answer 1

A
with后加人称不做主语的一部分，主语Jenny为第三人称单数，而on Sundays意为“在每个周日”，应该用一般现在时，故选A。