Ex 12.

1.On October 28,1955.

2. Gate Foundation.

3.To improve healthcare and reduce poverty globally.

4.It helps to open up educational opportunities and provide access to information technology.

5.On November 22,2016.

Ex 13.

1.B

2.A

3.A

4.A

5.A

6.B

7.A

8.A

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Ex12.

1 He was born on October 28,1955.

2 It was named "Bill and Melinda Gates Foundation", also known as the " Gates Foundation "

3 They are to improve healthcare and reduce poverty globally.

4 It helps to open up educational opportunities and provide access to information technology.

5 president Barack Obama honored Bill and Melinda Gates with a medal on November 22,2016.

Ex13

1B

2A

3A

4A

5A

6B

7A

8A