大哥哥 姐姐 帮下忙了 1.( )The little is ____the book,so you can't fin
大哥哥 姐姐 帮下忙了
1.( )The little is ____the book,so you can't find it
A at B on C beside D under
2.( )Tom came into the meeting room and sat down____my right
A to B on C in D at
3.( )Suddenly a pocket calculator_____the ground caught his eye
A at B by C on D in