They had talked only for a few minutes ________ they found they were of different opinions.

A) which

B) what

C) that

D) how

A) arrange

B) to arrange

C) have arranged

D) arranged

A) meet

B) meeting

C) be meeting

D) having met

A) whose

B) what

C) which

D) that

A) took place

B) take place

C) will have taken place

D) have taken place

A) if

B) what

C) that

D) which

A) that

B) who

C) as

D) which

A) writing

B) written

C) to write

D) to be written

A) Looking

B) Look

C) To look

D) Looked

A) he agreed

B) does he agree

C) he agrees

D) did he agree