a. The waiter was not nice <u>but</u> the food was delicious.
b. The waiter was nice <u>and</u> the food was delicious.
c. The campers decided to rest <u>as</u> there was no hurry.
d. We can go out for dinner now <u>or</u> we can go out later.
e. The teacher <u>both</u> left the classroom <u>and</u> slammed the door.
f. She laughed <u>as</u> the puppy chased its tail.
g. <u>Both</u> elephants <u>and</u> blue whales are big animals.
h. You must <u>either</u> clean your room <u>or</u> stay home on the weekend.
a. I would have helped you if you had talked to me earlier.
b. If he doesn't arrive on time, he cannot complete his test.
c. I would have gone hiking if she was there to accompany me.
d. If you finish your homework on time, we can go out.
e. If you had called him, he would've been sure to help you.
f. When I can, I help her with her studies.
g. Present real conditional sentence.
Hope it helps. :)