6. Many scientists have been probing psychological problems.
    A. solving B. exploring C. settling D. handling
    比較:
    In their productions, choreographers of modern dance have introduced humor, protested social injustice, and probed psychological problems.
    A. solved B. explored C. involved D. disputed
    分析: 考題題目內(nèi)容簡化. 其他被選項內(nèi)容進行了一些改動.
    probe – explore調(diào)查，探查
    solve – settle – handle 解決
    involve – include 包括
    dispute爭論，辯論