Humanbehaviorismostlyaproductoflearning________thebehaviorofanimalsdependsmainlyoninstinct.

• A.so
• B.unless
• C.if
• D.while

Theaddressbook________theemailaddressesofyourfriendsorgroupsofcolleagues.

• A.makesiteasytorecall
• B.makesiteasyrecall
• C.makeseasytorecall
• D.makesrecalliteasy

She________hernervousnesstotheimportanceoftheinterview.

• A.contributed
• B.dedicated
• C.distributed
• D.attributed

Ifyouwanttofindadecentlocationforyourownhome,________Mr.Smithforadvice.

• A.turnto
• B.passthrough
• C.shutin
• D.writeup

Aftersomanydayswithoutrain,thegroundquickly________thelittlerainthatfelllastnight.

• A.dropped
• B.flooded
• C.grasped
• D.absorbed

ItwasthreeBritishsportsmenwho________banneddrugs.

• A.werecatchingtaking
• B.caughttotake
• C.caughtintaking
• D.werecaughttaking