Common grammatical Errors
Commonly confused words
Commas
Tenses
What's the Word?
100

We understand each other [really well; really good].

really well

100

I do not want to (lose/loose) this game.

lose

100

The dog, barked all night.

 The dog barked all night. [1, 2]

100

Every morning, she (go) to school by bus.

goes

100

The weather will (affect/effect) our travel plans.

affect

200

I think the cake is done. It smells [good; well].

good

200

Give the dog (it's/its) ball back before he bites you.

its

200

I love writing, it is my favorite hobby.

I love writing. It is my favorite hobby.

I love writing; it is my favorite hobby.

200

Look! The children (play) football in the field.

are playing

200

Students must learn to (adapt/adopt) to changing situations.

adapt

300

Every one of you [have; has] earned my respect.

has

300

Those people need to wash (their/there/they're) filthy truck!

their

300

Yes I would love to go on a date with you.

Yes, I would love to go on a date with you.

300

She (read) the book before she watched the movie adaptation.

had read

300

The manager was pleased with the employees' (compliment/complement) to the new system.

complement

400

I am the one [who; whom] tells you where to go.

who

400

Would you like to go to the mall, (to, too, two)?

too

400

I wanted to go to the park but it started to rain.  

I wanted to go to the park, but it started to rain.

400

When the teacher entered the classroom, the students (talk) noisily.

were talking

400

The judge remained (impartial/disinterested) throughout the trial.

impartial

500

To [who; whom] should I write my letter?

whom

500

(Whose/Who's) seen my black ink pen?

who's

500

The governor of California who is a lover of movies will be in town next week.

The governor of California, who is a lover of movies, will be in town next week.

500

By 2030, scientists (discover) new solutions to many environmental problems.

will have discovered

500

The teacher asked the students to (elicit/illicit) responses from the audience.

elicit