根据句意,选择单词的正确形式填空。

1. He said he        (is/was)going to the park.

2. Tom told me he       (will/would)call me the next day.

3. Jack said he        (goes/went) to the beach every day.

4. Kate said she       (can/could) finish it on time. .

5. He said,"My brother       (is/was) not here two years ago, but he (is/was) here now. "

The type of extinguisher which should be used for an electricity fire is（）.

A.foam or soda acid

B.dry chemical or foam

C.carbon dioxide or dry chemical

D.carbon dioxide or foam