March 2019 0 24 Report
Napisz wzory sumaryczne i narysuj wzory strukturalne związków:
a) Tlenek azotu (V)
b) Tlenek ołowiu (IV)
c) Siarczek miedzi (I)
d) Chlorek glinu
e) Siarczek baru
f) Siarczek sodu
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1.Uzupełnij zdania twierdzące oraz napisz pytania z czasownikiem 'be'. 1. We .................... Polish. ....................... they ........................................................... 2. Simon .................. a director. ....................... Bob ........................................................... 3. The Browns ................... busy. ....................... the Greys ................................................ 4. An ant .................. an insect. ....................... bees ......................................................... 5. Eva .................... in hospital. ....................... her sister ................................................ 6. London ................... a capital. ........................ Warsaw .................................................. 7. Lions .................... dangerous. ......................... tigers ..................................................... 8. Paper ..................... cheap. .......................... gold ....................................................... 9. Her clothes .................. clean ......................... his clothes ........................................... 10. Tom and Joe .................. wrong. .......................... I ............................................................. 11. My watch ...................... late. .......................... your watch ..........................................
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