II/

1/ computer game (trò chơi điện tử)

2/ protect (bảo vệ rừng)

3/ past (trong qk)

4/ ancient (phát kiến cỏ đại)

5/ delta (đồng bằng)

6/ walking (đi chân không)

7/ basic (vận dụng đơn giản)

8/ chatting online (gửi các bài đăng hoặc báo bằng điện thoại)

9/ eatern (mặt trời mọc hướng đông)

10/ peace (cảnh quê yên bình)

1/ False ( before fridegator became commonplace)

2/ False ( these were insulated wooden boxes lined with zinc or tin)

3/ True (were placed inside a compartment at the top)

4/ False ( the ice needed to be replaced regularly, often for few days)

5/ False ( milk, for example, spoiled quickly if not kept very cold)

6/ True (iceboxes were a vital tool for food preservation for many years)