What auxiliary verbs will be used to put a question to the following sentences:
(A) do
(B) did
(C) does
(D) did
(E) is
(F) are
(G) do

1. Mary goes in for skating.
2. I like skiing in the forest.
3. First spring flowers appeared in the fields.
4. They have got the last lecture.
5. John is writing the test now.
6. We are in the class now.
7. My sister found the puppy in the yard.