1. Christina and Christopher worked together and completed a project about astronomy.

a. sentence structure is correct
b. sentence contains a simple subject and a compound predicate
c. sentence contains a compound subject and a simple predicate
d. sentence contains a compound sentence and a compound predicate

D

2. Jennifer and her brother were not allowed to go to Great Adventure with the Jones family.
a. sentence structure is correct
b. sentence contains a simple subject and a compound predicate
c. sentence contains a compound subject and a simple predicate
d. sentence contains a compound subject and a compound predicate

i'm stuck between A and D. D?

3. The showy girls in the red sports car were stopped by a police officer when they ran the red light.
a. "The showy girls" is the complete subject
b. "The showy girls in the red sports car" is the complete subject
c. "When they ran the red light" is the complete subject
d. "Were stopped by a police officer" is the complete subject.

B

4. Take this to Grandmother's house.
a. Sentence structure is incorrect
b. sentence is an interrogative sentence
c. sentence is an imperative sentence, and the subject is "you understood"
d. sentence contains no subject

C

5. when are you having Jamie's surprise party?
a. "When are you" is the complete subject
b. "You having Jamie's suprise party" is the complete subject
c. "Jamie's surprise party" is the complete subject.
d. "You" is the complete subject

D

1 answer

2. Both A and C are correct.

The rest are correct.