1.His father used to ___ there every year.
A.go B.goes C.went D.going
2.Not only my parents but also my brother ___been to Beijing many times.
A.have B.has C.is D.are
3.—How seems to like sewwts a lot.
—____.That's probably why she's getting heavier
A.So she does B.So does she C.So is she D.So she is