单选题Please ______ if you ever come to Sydney.
单选题Chemisty is closely ______ with other studies: physics, biology and so on.
单选题He had a clear ______of what was wrong with the machine and fixed it in a short time.
单选题To give praise ______ the giver nothing but a moment's thought and a
moment's effort.
A. costs
B. tells
C. benefits
D. prizes
单选题
单选题Exposure to asbestos fibres can cause cancer ______.
单选题--Have you seen him recently? --Yes. I met him at ______ this morning. ( )
单选题
单选题John and I ______friends for eight years. We first got to know each other at a Christmas party. But we ______each other a couple of times before that.
单选题Like any teenagers, the face of One Teen Story is changing fast. Just a year old,the monthlymagazine of short fiction for young people is getting a new editor-in-chief: Patrick Ryan ,47, the asso-ciat
单选题Thatched houses are still preferred because of______.
单选题Several (people) in the crowd seemed (as) they were fighting (for) a (ticket).A. peopleB. asC. forD. ticket
单选题Par
单选题Fifty dollars ______ a big sum of money for a child.
单选题You would be ______ a risk to let your child go to school by himself. A. omitting B. attaching C. affording D. running
单选题When the letter from his wife arrived, he ______ the contents carefully. Because she hadn't answered his question, he was angry and tossed the letter into the fire.
单选题I ______ one of my old classmates in the street yesterday.
单选题The organization has so far raised $2.5 million to finance bone ______trans- plants for children.
单选题Harry Potter fans will instantly recognize the snowy owl as Harry’s famous companion.Hedwig，but these beautiful and powerful owls are easily recognizable not for their magical associations，but for the
单选题I appreciated ______ to the United States to study five years ago.