177- What tense should be used if the sentence has one of these words 1-now -.......... 2 at the moment -......... 3 in 1945 -............ 4 the other day -................. 5 last week-............. 6 this week -............. ...

1-now – Present Continuous (Don't disturb him. He is doing his homework now) 2 at the moment - Present Continuous (They are playing chess at the moment) 3 in 1945 – Past Simple (World War II finished in 1945.) 4 the other day – Past Simple (We discussed that problem the other day.) 5 last week - Past Simple (I bought a new computer last week) 6 this week – Present Perfect (Mary has written a lot of letters to her friends this week.) 7 next week – Present Simple (My father goes to London next week.);                         Present Continuous (My father is going to London next week.)                           Future Simple (My father will go to London next week.) 8 already - Present Perfect (She has already seen this film) 9 yet - Present Perfect (We have not been to the Hermitage yet.) 10 the day before yesterday – Past Simple (I took the book from the library the day before yesterday)