题目内容
（请给出正确答案）
Many scientists have been probing psychological problems.（）
A．solving
B．exploring
C．settling
D．handling
如果结果不匹配，请 联系老师 获取答案
更多“Many scientists have been prob…”相关的问题
Many scientists have been probing psychological problems.
A．solving
B．exploring
C．settling
D．handling
Many scientists have been probing psychological problems．
A．solving
B．exploring
C．settling
D．handling
A) is; have B) is; has C) are; have D) is; are
A.active
B.resistant
C.tough
D.gradual
Many scientists have been probing psychological problems
A．solving
C．settling
B．exploring
D．handling
8 Many scientists have been probing psychological problems
A solving B exploring
C settling D handling
Many scientists have been probing psychological problems
A．solving
B．exploring
C．settling
D．handling
Many scientists have been probing psychological problems．
A. solving
B. exploring
C. settling
D. handling
How many planets orbiting other stars have the two scientists discovered so far？
A．100.
B．69.
C．66.
D．65.
