-Everyone in my class passed the exam.-Oh,really? It________difficult.
three times,but she still couldn’t follow what the old man said.
一 Mom, guess what? I’ve won the 1st prize!一 This a celebration! Let’s go to prepare a party.
A reward of 1,000 dollars will be given _______can find the lost child.
is known to us all is that the old scientist, for life was hard in the past, still works very hard in his eighties.
The young mother saw her baby fall to the ground, brought her heart to her mouth.