A.) they are in pairs
B.) they are in groups
C.) they are alone
D.) they are with their friends
[单选题]The researchers have discovered that the formation of habit can beA. predicted B. regulated C. traced D. guided
[单选题]B.rain researchers have discovered that the formation of new habits can beA.predicted.B.regulated.C.traced.D.guided.
[单选题](41~45) Researchers have found that drugs used to treat human seizures can delay aging in worms by as much as 50 percent. The roundworms used for the study are similar to humans in their molecular makeup, raising thepossibility that the drugs could a
[单选题]What the researchers have observed recently shows that__________.A.the powe
[单选题]For decades, researchers have grappled with the problem of creating a machi
[单选题]For decades, researchers have grappled with the problem of creating a machi
[单选题]For decades, researchers have grappled with the problem of creating a machi
[单选题]For decades, researchers have grappled with the problem of creating a machi
[单选题]For decades, researchers have grappled with the problem of creating a machi
[单选题]For decades, researchers have grappled with the problem of creating a machi