Comparing is always tricky. Here are 3 activities to help you.

Everything you need to revise tenses

ing, ed, auxiliaries..., you can't do without them

WIll, may, mustn't, can... They can be hard to master. Here's some help!

Making sentences, that's the final goal, isn't it ?

Quantity, ago, enough, still, megaquiz, pronouns... surely useful, isn't it?

Practice a few verbs in the different forms

Improve your expression. Can we translate literally?