—Have you finished your research essay?
—I haven’t started yet. I ________ relevant materials the whole of last week.
A.have collected B.was collecting
C.would collect D.had collected
You can’t imagine how excited we were ________ that our schoolmates had won the first place in National Robot Competition.
A.learning B.having learned
C.to be learning D.to learn
To ______ the turkey, people often prepare other things, such as cornbread, mashed potatoes (土豆泥), and pumpkin or apple pie.
A.come across B.go with C.search for D.figure out
Thanks to Li Ziqi’s efforts, many Chinese cultural heritages that ________ in written records now appear before our eyes.
A.were existing B.had existed C.would have existed D.existed
The sales of houses in our city fell by 40 percent last month, and it will be 48 percent ______ we don’t count low-price houses provided for poor residents.
A.as B.unless C.if D.before
Whenever I feel lonely or upset, I always do some reading, which ______ me well.
A.serves B.equips C.prepares D.informs
