Complete the sentence with the affirmative or negative form of the verb in brackets. use contractions. a the plane ( half an hour but nick (not / be) the airport yet. b my best friend ( fiction films but they (not / interest) . c i (not / because it (. d i (not / i (. e the sun (not / the earth, the earth ( the sun! f my new computer ( more things than my old one, and it (not / g my dad (not / qualifications but he (have) qj really good job. q. h fire ( to burn. it (not / without oxygen. i my teacher (not / mobile phone because some people think they ( for your health. (u j according to scientists, animals ( if they (not / eat) q. much.

a The plane (leaves)in half an hour but Nick (is not) at the airport yet.
b My best friend (loves) science fiction films but they (do not interest) me.
c I (do not study) chemistry because it (is) difficult.
d I (do not dance) because I (look) stupid.
e The Sun (does not go) round the Earth, the Earth (goes) round the Sun!
f My new computer (does) lots more things than my old one, and it (does not  crash)
g My dad (does not have) any qualifications but he (has) got a really good job.
h Fire (needs) oxygen to burn. It (does not burn) without oxygen.
i My teacher (does not own) a mobile phone because some people think they (are) bad for your health. 
j According to scientists, animals (live) longer if they (do not eat)  too much.