The word in capitals can be used to form a word that is suitable in the gap. danger mark is doing a research. space the space was constructed in russia. attract we all liked this idea. pollute what a river! human a should love his god with all his heart.

DANGEROUS Mark is doing a research. SPACESHIP The was constructed in Russia. ATTRACTIVE We all liked this idea. POLLUTED What a river! HUMAN BEING A should love his God with all his heart.