Odpowiedź:
1.- Richard has written (write) a good book.
2.-Mary hasn't got (not get) up yet.
3.-Walter and Pat haven't finished (finish) their projects.
4.-The teacher hasn't come (not come) today.
5.-Hector has broken (break) his left arm.
6.-The driver has stopped (stop) at the traffic lights.
7.-Lucas has passed (pass) his last exams.
8.-Katherine has met (meet) him before.
9.-The girls have switched (switch) on the TV.
10.-Alexander has had (have) dinner with me.
11.-Thomas has given (give) Sonia a nice bracelet.
13.- Oliver hasn't allowed (not allow) her to go out.
14.-Eliza hasn't invited (invite) you to the party.
15.-Some people haven't forgotten (forget) that day.
16.-The bus has arrived (arrive) quite late this morning
17.-The Queen has appeared (appear) on Television.
18.-Fiona hasn't brushed (not brush) her teeth yet.
19.-Samuel has knocked (knock)
20.-Anne has bought (buy) them.
21.-Teo has drunk (drink) it
22.- You have seen (see) it.
23.- The bird has sung (sing).
Wyjaśnienie:
PRESENT PERFECT =
HAVE / HAS + PAST PARTICIPLE
