Change the verbs in brackets into their past forms. (Ubahlah kata kerja yang ada dalam kurung ke dalam bentuk past tense.)

Aldo and his family (1) ____ (visit) Karimun Jawa on the last school vacation. It was a short visit. Early in the morning, they (2) ____ (go) snorkeling. A guide (3) ____ (help) the family enjoy the activities. They (4) ____ (enjoy) the beautiful reef and the fish in the water. After that, they visited the shark-breeding pool. They (5) ____ (have) a chance to swim with the sharks. It was scary. Aldo (6) ____ (tremble) with fear when he (7) ____ (watch) the sharks swimming around him and his family. They, soon, (8) ____ (leave) the shark pool and enjoyed playing with other sea creatures, such as blowfish, starfish, and turtles. The blowfish (9) ____ (puff) itself up when Ivan (10) ____ (hold) it on his hand.

(7) ____