1) Mrs.Pikes does not work here any more.
--> No ..........................
2. People have to wait long . They get impatient.
--> The ........................
3. Whatever you say , i won't change my mind
--> No ..................
4 . People have destroyed forests and they have to suffer from floods.
--> if only....................
5. Tom Cruise is one of my favorite film stars .
--> Among .........................
6. We have been able to increase our exports very year although we have some economic difficulties.
--> No matter.........................
7. The manufacturer spends a lot of money on advertisementd. He sells many products.
--> The more.....................
8 . Don has jogged for two to years and now he can run in a marathon race.
--> After having......................
9. I expected Daisy to pick me up at the airport.
--> I expectef that ...................
10. We happened to meet John yesterday .
--> we met.........................
Cho biết nguyên tử Zn có bán kính nguyên tử và khối lượng mol nguyên tử lần lượt là 0,138 nanomet và 65 gam trên mol . biết thể tích của Zn chỉ chiếm 72,5% thể tích tinh thể .tính khối lượng riêng của tinh thể Zn số avogadro = 6,023. 10^23