根据所给单词及句意，以正确的形式填写正确的单词。

1. The new book gives us a very, good___________ (describe) of life on a farm.

2. We all know that Mozart is a man of great musical___________ (able).

3. We often did___________ (science) experiments in this laboratory last year.

4. He___________ (stick) his chopsticks into his food when he had breakfast this morning.                                                            

5. Do you learn English by practicing___________ (pronounce) ?