1 When she heard the results,Mai began to feel more confident.
Since hearing the results________________________
2.Jun bought those trousers last month,and has been weqaring them ever since
Jun has.....................................
3.Thanks,but I had something to eat earlier
Thanks,but I've................................
4.This is my first time game of water-polo
i..................................
5.Eating Chinese food is new to me
I.........................
1 When she heard the results,Mai began to feel more confident.
=> Since hearing the results, Mary has begun to feel more confident.
2.Jun bought those trousers last month,and has been weqaring them ever since
=> Jun has been wearing those trousers for a month.
3.Thanks,but I had something to eat earlier
=> Thanks,but I've already had something to eat.
4.This is my first time game of water-polo
=> I have never played water polo before.
5.Eating Chinese food is new to me
=> I have never eaten Chinese food before.
1 When she heard the results,Mai began to feel more confident.
=> Since hearing the results, Mary has begun to feel more confident.
2.Jun bought those trousers last month,and has been weqaring them ever since
=> Jun has been wearing those trousers for a month.
3.Thanks,but I had something to eat earlier
=> Thanks,but I've already had something to eat.
4.This is my first time game of water-polo
=> I have never played water polo before.
5.Eating Chinese food is new to me
=> I have never eaten Chinese food before.
duongntt120918/12/2019
Đáp án:
Giải thích các bước giải:
Ta có:
Trọng lượng của viên bi khi ở ngoài không khí là: P
Khi nhúng vào nước ta có:
Lại có: