Question

I'll 20 medals from your profile, please help me though!!!
I got 8 questions,

Answer 1

Write a letter corresponding to the kind of sentence structure used.
A- simple
B- compound
C- complex
D- compound complex

1. In 1984, Lichtenberg, who is a bio-medical engineer, became a member of a spacecraft crew.

2. Lichtenberg discovered that dealing with zero gravity was difficult.

3. The other two astronauts were able to control their movements, but as first Lichtenberg kept bouncing off the walls.

4. Lichtenberg found that eating was not easy either.

5. He only ate a spoon because he had to hold onto his food with his other hand.

6. Once he tried to make a sandwich, but

Answer 2

I got
1. D
2. A
3. B
4. A
5. B
6. B
7. C
8. D

Can someone help me answer, and EXPLAIN.
PLEASE!