Let’s just read this little bit_____you’ve make a mistake.

We’ll go to the park ____________tomorrow.

While we _________, we saw a UFO land on a street. 

I must think of a proper gift for my mother，       won’t be expensive but will make her happy.

The news came, as expected, __________ my cousin was chosen to be a foreign aid doctor to go to Africa where people are suffering a lot from aids.