You take photos in the museum. It's not allowed!

A mustn't B must C should

The boyfather is a dentist is my friend.

A whose B which C who

If we continue to pollute the environment, many endangered species extinct.

A will become Bare becoming C become

Mike is Pete. They will both do well in the exam.

A as clever as B cleverer than C most clever

If you run fast, you tired.

A are getting B got C get

You mustn't take photos in the museum. It's not allowed! A mustn't B must C should

The boy whose father is a dentist is my friend. A whose B which C who

If we continue to pollute the environment, many endangered species will become extinct. A will become Bare becoming C become

Mike is as clever as Pete. They will both do well in the exam. A as clever as B cleverer than C most clever

If you run fast, you get tired. A are getting B got C get