attending

attendancing

(1). S + O₂ → SO₂

(2). SO₂ + 2NaOH → Na₂SO₃ + H₂O

(3). Na₂SO3 + 2HCl → 2NaCl + SO₂ + H₂O

(4). NaCl + AgNO₃ → AgCl↓ + NaNO₃

1.He said, "I like this song."

→ He said he liked that song

2."Where is your sister?" she asked me.

→ She asked me where my sister was.

3."I don't speak Italian," she said.

→ She said she didn't speak Italian.

4."Say hello to Jim," they said.

→They asked me to say hello to Jim.

5."The film began at seven o'clock," he said.

→ He said that the film had begun at seven o'clock

1. Philip said, "Mary, Can you remember where you put the camera?"

2. It takes me six hour to drive from London to Edinburgh.

3. All the switches must be switched off before leaving the workshop.

4. Alex hasn't visited his parents for ages.

5. Mrs. Taylor wishes she didn't live in such a small house.

6. He is an extremely honest man.

7. Things being at the present are often argued about.\

8. He was nearly knocked down while he is crossing the road without looking at both sides.

9. It is such a small flat for us to live in.

10. As he had drunk too much at his girlfriend's birthday party, he found it difficult to drive home.

a hack hay sao nhanh z ạ:))

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