Read and complete.

A: Where is Bill?

B: He’s at the ___(1)___.

A: What’s he ___(2)___?

B: He’s ___(3)___ a campfire.

A: ___(4)___ are Mary and Lucy doing?

B: They’re playing ___(5)___.

Câu hỏi
Đáp án
B. building

Câu hỏi thuộc Bài tập:

ENGLISH 4 Global Success Unit 20: At summer camp