__________ she couldn't understand was__________ fewer and fewer students showed interestin her lessons.A. What; why B. That ; what C. What ; because D.
____________in The darkness that at she dared not move an inch.
Although he Was in poor health,Robert succeeded——other more famous engineers failed.
I've promised to keep it secret so I Can’t really tell you anything——what you know already.
I want to buy that kind of cloth because I have been told the cloth———well.
.A study shows that students living in non—smoking dorms are less likely to——the habit of smoking.