organize the words and make sentences. USE PRESENT PERFECT.
example : i ( not/work) today
i havent worked today.

1. he (buy) a new car yet.
2. they (not/plan) their holiday yet
3. where (be/they)?
4.she (write) five letters.

查看翻譯

1. He has bought a new car.
(“Yet” doesn’t make sense in this sentence. If it has “yet” then the sentence should be negative: “he hasn’t bought a new car yet”)
2. They haven’t planned their holiday yet
3. Where have they been?
4. She has written five letters.