"What happened in physics class today ?”

"Nothing much. Dr. Johnson spent most of the hour….the book

a. referring

c. referring of

d. referring frorm

b. referring to

2. “I was so sorry to hear about Jack. "

"If he had made more friends here, he might…..”

a. have stayed

C. stays

b. have stay

d. stay

3.” Where were you ?" His wife wanted to krow where……

a. he was

b. Was

c. was he

d. he had been

4. There may be….showers

a. heavy

C. thin

b. thick

d. large