2ºBACH


 * 1) GERUNDS AND INFINITIVES EXTRA PRACTICE


 * Grammar rules


 * ======Extra practice (with answers): ======

[[file:gi2.pdf]][[file:gi3.pdf]][[file:gi4.pdf]]

 * ======On-line exercises: ======

[|Gerunds and infinitives 1]
[|Gerunds and infinitives 2] [|Gerunds and infinitives 3]

2. PRESENT PERFECT CONTINUOUS AND PAST PERFECT CONTINUOUS