Изберите правильную форму модального глагола и переведите приобретенные предложения. 1. It

Выберите правильную форму модального глагола и переведите приобретенные предложения. 1. It is important to manage machine properly. You.... plan the use of machinery.. a) should b) may c) ought d) can 2. Farmers ...purchase larger tractors than they need. a) cant b) shouldnt c) are not able d) have to 3. Seeders ..... be configured to different sowing standards. a) have to b) can c) must d) shall 4. At 9 o39;clock in the morning harvesting .... begin. a) may b) have to c) is to d) need 5. Oil changing will ... be done tomorrow. a) may b) can c) should d) haveto