19. ДУМАТЬ

'ДУМАТЬ' - to think - думать о проблеме, - to suppose, expect - я думаю, что это не хорошо. If you have just started learning Russian, you can repeat the forms and sentences after me. If you already speak Russian well and confidently, you can translate sentences and write your variants of usage of the verb in the comments. In the first comment you can find PDF-file with all the forms in the sentences. You can download this file for free)))