Mr.Morgan　can　be　very　sad＿＿，though　in　public　he　is　extremely　cheerful．

A)by　himself   ?B)in　person?    C)in　private    ?D)as　individual

It’s always difficult being in a foreign country,　　 if you can’t speak the language.

A. extremely　　　 B. naturally　

C. basically　　　 D. especially

She devoted herself ____ to her research and it earned her a good reputation in her field.

　 A. strongly　　　 B. extremely　　　　　　 C. entirely　　　　 D. freely

It is always difficult being in a foreign country, __________if you don’t speak the language.

A.extremely　　　 B.naturally　　　 C.basically　　　 D.especially

After a long walk, they got ______ tired.

A. generally　　 B. regularly　　　　 C. extremely　　　 D. rapidly