• While I was sleeping, the phone rang loudly.
• We were shocked when we heard the news.
• Before my father leaves for work, he always has breakfast.
• After I finish my homework, I usually watch TV.

1. when)
   👉 She was surprised when she found a golden coin in the garden.
2. (as soon as)
   👉 As soon as I find my wallet, I will go shopping.
3. (before)
   👉 He made a quick phone call to a client before he left the office.
4. (after)
   👉 After he mowed the lawn, he took a rest.

NOTICE

Go Green Club

Lecture on Water Pollution

We are pleased to invite all students to attend a lecture on water pollution. This lecture will help raise awareness about the causes and effects of water pollution and ways to protect our water resources.

Time: 2:00 p.m. – 4:00 p.m., 6 March
Place: School Grand Hall
Topic: Water Pollution

All students are welcome to join.

Go Green Club Leader