Complete the sentences with 'It is / was... that...' Use the words in parentheses and your own ideas.

1. We liked the training contents, but __________________________

(tight schedule - made us tired)

2. Although you may have high qualifications, __________________________

(skills — important)

3. We did all the preparation, but __________________________

(boss - get the credit)

4. You don't get paid in a volunteer job. However, __________________________

(joy in helping people - make you happy)