Question

Определите, в каком времени стоят предложения.
18) They have carried out a number of important experiment in this laboratory.
19) Livingstone explored Central Africa in the 19th century.
20) By the middle of autumn we had planted all the trees.
21) They will stage this play at the beginning of next season.
22) They have forgotten the story.
23) Has anybody explained the rules of the game to you?
24) They haven't brought back my skates.
25) Teachers usually make corrections in red ink.

Answer 1

18 present perfect
19 past simple
20 past perfect
21 future simple
22 present perfect
23 present perfect
24 present perfect
25 present simple