15 Mr Smith is ... our school play on his video camera.
A taking
B writing
18 Going on school trips helps to bring our
lessons life.
A in
B at
D for
C recording
D downloading
16 Mobile phones are for making
telephone calls when you are not at home.
A ideal
C usual
B common
D amazing
plants don't harm the environment
because they use water to produce
electricity
A Wind power
C Air
B Hydropower D Wind
17 John can receive e-mails and messages
his smartphone when he is out.
A in
C on
B at
D to
20 The air in the big city is dirty and in the
summer a thick covers the sky
A fumes
D pollution
C gas
B smog
