There is no doubt _____ China has made rapid progress in space exploration.
A. whether B. that C. which D. who
_______ in the fields on a March afternoon, he could feel the warmth of spring.
A. To walk. B. Walking C. Walked D. Having walked
Students are always interested in finding out _______ they can go with a new teacher.
A. how far B. how soon C. how often D. how long
-----Are you happy with your new computer?
----- No, it is _______ me a lot of trouble.
A. showing B. leaving C. giving D. sparing
----- Hi, Mark. How was the musical evening?
----- Excellent! Ales and Andy performed _________ and they won the firs prize.
A. skillfully B. commonly C. willingly D. nervously
All the neighbor admire this family. _________the parents are treating their child like a friend.
A. why B. where C. which D. that
