第一张图：
（3）Has Mr. Lin owned his house?
Yes, he has.
How long since he owned his house?
For 20 years.
(4)Has Mr. Lin visited Hongkong?
No, he hasn't .
(5)Has Mr. Lin bought a car?
Yes, he has.
How long since he bought his car?
For 15 years.
(6)Has Mr. Lin visited the space?
No, he hasn't
第二张图
Beijing Opera is enjoyed by many foreigners.
Many trees are planted by us every year.
Many roads are built by workers every year.
The students are told to study hard by their teachers
The Great Wall is visited by people from all over the world