Open the brackets and put the verbs into the future indefinite, the future perfect, the present indefinite or the present perfect tense. 1. by 8 o'clock they (have) dinner. 2. by the end of the week he (finish) the translation. 3, before you (come) i (do) all the work. 4, she (look) through the article by 12 o'clock. 5. they (receive) our letter by monday