针对社会中存在的“看客”现象,下列说法正确的是( )
One of the most important questions they had to consider wasof public health
The two sisters are twins,so it is difficult for me to ________ them apart.
The newlyfounded chess club formally ________ us to attend the opening ceremony.
When she visited the children’s home,it ________ her that she could adopt a homeless child.
The orange looks dry,but you may be able to ________ a few drops.