Powell Debra. Common Mistakes at CAE and how to avoid them

Cambridge University Press, 2005, 2009. — 64 p.Объяснения и упражнения с ответами к ним.Perfect tenses: simple or continuous?
Perfect tenses: active or passive?
Give or have?How many objects does the verb need?
Do I use the gerund or infinitive with the verb + object?
Give, provide or offer?How do I use must and have to?
Do I put the adverb before or after a modal verb?
How do I use be supposed to, be expected to and be meant to?This or these.
How do I use amount of, number of, kinds of, etc.?
Which article do I use?You, your, yours, or you're?
Opportunity, possibility or chance?
Commonly confused nouns.Commonly confused adjectives.
Big, great or large?
When do I use a hyphen in compound words?Noun or verb?
How do I use negative prefixes?
When do I use regarding?How do I punctuate sentences with because and however?
How do I use because op.
If or whether?How do I use put?
Pay or spend?
Which preposition do I use?What are some common spelling mistakes?
s the spelling British or American?
Kids or children?Answer key.