You don’t have to ______every little incident in your life.

At the meeting, they discussed three difficult _______ to the study of mathematics.

Many parents prefer kindergartens to spend more timeteaching math and Chinese to help their kids _______ an early lead in primaryschool performance

The lab is equipped _______________ a lot of modernequipmentformedicalexperiments.[ ]

Great changes _____ in my hometown since1980.