Subjunctive

A webpage on the use of subjunctive is hereby made available.
 
Here you can find more information with exercises on the subjunctive and unreal uses past forms.  Here is the key for the exercises. 

Gerund vs. infinitive

Numerous exercises on gerund vs. infinitive along with their key are hereby made available for you to have access at your convenience.  You can also find the list of verbs used with gerund and/or infinitive here.
Here you can find more information and exercises on the same topic.