The Blacks have two children,but they would like to have ______child.
It was the first time that I __________ the night face to face.
We are organizing a lot of activities to celebrate the _______ birthday of the Communist Party of China these months.
Don’tletthesadnessofyourpastandthefearofyourfuture ___thehappinessofyour present.
I’m ________ in the book. Do you think it very ________?