If you are interested in any one of the books on the shelf ,I’ll buy and send _________ to you as a gift.
how to work out the difficult physics problem ,he asked the teacher for help .
“Mum !” she cried suddenly , tears down her cheeks .
prices , we have to take into consideration the quality of the goods .
you meet with new words when reading English articles , you can guess the meaning first .
As it turned out to be a problem of no importance , we so much time looking into it .