请生成一组五道英语语法测试题目。
1. Choose the correct verb to complete the sentence: The group of friends ___________ to study for the exam together.

a) agreed
b) agrees
c) agreeing
d) agreing

2. Identify the adverb in the following sentence: She quickly ran towards the finish line.

a) quickly
b) ran
c) towards
d) finish

3. Which of the following sentences is a compound sentence?
 
a) I woke up early this morning.
b) My sister enjoys baking delicious desserts.
c) The sun was shining bright, and the birds were chirping.
d) He played football, but he also enjoyed basketball.

4. Choose the correct pronoun to complete the sentence: John and ___________ are going to the concert.

a) me
b) myself
c) I
d) mine

5. Identify the preposition in the following sentence: The cat jumped onto the table.

a) The
b) cat
c) jumped
d) onto