I wish and if only

Here are some great worksheets with answers: 
- Link 1
- Link 2
- Link 3

Vaccines

Talking about the past

• Past Simple or Past Continuous Exercise 1
• Past Simple or Past Continuous Exercise 2

• Choose the Past Perfect or the Past Simple

• Past Perfect Continuous or Past Simple Exercise 1

• Choose the Past Simple or Present Perfect Exercise 1
• Choose the Past Simple or Present Perfect Exercise 2

•  Choose the Present Perfect Simple or Continuous 1
• Choose the Present Perfect Simple or Continuous 2

• Past Perfect Continuous or Past Simple Exercise 1

1918 Spanish Flu Pandemic

An article 
A video:
 

Be to + INFINITIVE

Explanation
Exercises

How to adapt to the end of the Summer Saving Time

As or like?

Exercise 1
Exercise 2
Exercise 3

Rise, raise, arise

• Explanation
• Exercise

Modal verbs

• Exercise 1
• Exercises 2
• Exercises 3