Funny way to learn English

I came across the book "Is that what you mean?" and found it really useful to teach English grammar topics (or review them). All the concepts are represented in images, so it's really fun. Here an example, with an the exercise as well. Enjoy ;)

Attachment 254Attachment 255

jajajaja, very funny, How we can avoid the 2nd image ambiguity?

The idea is that you think of an answer ;)