A.inventB.developC.developingD.inventing
A. invent
B. develop
C. developing
D. inventing
查看答案
A.frequencyB.degreeC.extentD.depth
A. frequency
B. degree
C. extent
D. depth
A.trueB.falseC.wrongD.the same
A. true
B. false
C. wrong
D. the same
A.explainedB.promisedC.agreedD.admitted
A. explained
B. promised
C. agreed
D. admitted
A.ran afterB.ran intoC.ran overD.ran to
A. ran after
B. ran into
C. ran over
D. ran to