The woman biologist stayed in Africa studying wild animals for 13 years before she returned.—- Oh, dear! She _______ a lot of difficulties!

The Ministry of Education is ______ that primary andmiddle school students perform one hour of physical exercise a day.

John _____ the game and ____ lots ofexperience.[ ]

Out_______ , with a stick in his hand.

He hesitated for a moment before kicking the ball; otherwise, he ___________ a goal.