Standard English Conventions Crash Course

a

b

c

d

a

b

c

d

a

b

c

d

a

b

c

d

a

b

c

d

no correction needed

The fact that koala fingerprints are nearly indistinguishable from human fingerprints, has occasionally led to mistakes at crime scenes.

The fact that koala fingerprints are nearly indistinguishable from human fingerprints: has occasionally led to mistakes at crime scenes.

The fact, that koala fingerprints are nearly indistinguishable from human fingerprints, has occasionally led to mistakes at crime scenes.

For my birthday, I asked for my favorite dessert: chocolate pecan pie.

For my birthday, I asked for my favorite dessert, chocolate pecan pie.

For my birthday, I asked for my favorite dessert; chocolate pecan pie.

For my birthday, I asked for my favorite dessert chocolate pecan pie.

A

B

C

D

The aquatic science club's activities include attending a marine biology lecture, performing a pond ecosystem experiment, and a behind-the-scenes tour at the aquarium.

The aquatic science club's activities include attending a marine biology lecture, performing a pond ecosystem experiment, and then a behind-the-scenes tour at the aquarium.

The aquatic science club's activities include attending a marine biology lecture, performing a pond ecosystem experiment, and engaging in a behind-the-scenes tour at the aquarium

a

b

c

d

a

b

c

d

a

b

c

d