Question

1 Peter had his tooth pulled out yesterday. (....., .?) 2. Sue visited a dentist last month. (When?) 3. The germs cause this infectious disease. (What?) 4. Alexander Fleming discovered penicillin 200 years ago. (....., .?) 5. My grandmother knows a lot about herbal medicine. (....., .....?) a​

Answer 1

Ответ:

1 when

2 when

3which

4when

5