With the rise of modern communication tools, handwritten letters ______ by emails. 
#100623
A
will replace
B
have replaced
C
are replaced
D
are being replaced
推荐题目
While _____ to foreigners, you must try to make yourself _____ by using body language if necessary.
#103319
A
speaking? understand
B
spoken; understand
C
speaking; understood
D
spoken; understood
----Ten dollars, please!----How terrible! I ______ to bring my wallet with me.
#103730
A
was forgetting
B
forget
C
had forgotten
D
forgot
Computers          in offices and homes since 1970s.
#99298
A
was
B
had been used
C
have been used
D
has been used
Hardly had I ______when the play began.
#104898
A
seated
B
been sat
C
sited
D
been seated