The traffic rule says young children under the age of four and_____less than 40 pounds must be in achild safety seat.[ ]

Which of the following sentences is TRUE

In 1969, Neil Armstrong, an American astronaut, _____ the moon for the first time, which announced man began to march at the universe. [ ]

Hi, Tom.—Hello, FancyI ______ you were here

Shy people often avoid situationswould force them into close contact with other people．