----Mum, I’m afraid I won’t do well in the coming test.
----Honey, ____ more careful, ____ you will make it.
A. is, so B. be, and C. be, then D. being, and
The moment I completed the 3000-meter race in the school sports meet, my legs _______．
A．gave out B．gave away C．gave in D．gave up
_______ difficult and challenging the task may be, we must finish it on time, because there is a possibility _______our work will go down in history.
A. Whatever; that B. However; as
C. Whatever; which D. However; that
He bought a house,___________ the price is reasonable.
A. whose B. its C. of which D. of whom
In the reading room, we found her ________ at a desk, with her attention ________ on a book.
A. seating; fixing B. seated; fixed C. sitting; fixing D. to sit; fixed
All those second-hand cars are sold at before
A．40％as lower price as B．40％as low a price as
C．as 40％low price as D．40％lower price than
