Ex 1

1. Go to SALL Resources on the Web
2. Select "Grammar" ⇒ Click on "Grammar Quizzes & Exercises" ⇒ Tense Buster
3. Choose a level (try Intermediate, Upper Intermediate or Advanced) ⇒ Choose a grammar point, and work
    through the exercises in order
4. Make sure you pay attention to the "And Now" section at the end of every unit, and follow its suggestions for
    practising the grammar point in context

Ex 2

1. Go to SALL Resources on the Web
2. Select "Grammar" ⇒ Click on "Grammar Quizzes & Exercises"
3. Follow the instructions on our webpage to access the program, then go to "Library"
4. Under "Advanced Search" , enter "Grammar" under "Choose Skills to practice", then click on the blue arrow
5. Choose a lesson ⇒ Either work through the exercises in order, or just do the grammar exercise(s) only (look
    for the "G" book symbol at the top of the page)

Also go to Grammar for more resources.