See? The strange man I saw yesterday _____ around my house again. Should I call the police?
#100138
A
walk
B
walked
C
is walking
D
has walked
推荐题目
 The pen      well, so it ___ well. 
#101517
A
is written, is sold
B
is writing, is selling
C
is written, sells
D
writes, sells
—Who do you think will get the first prize?     —Mary, of course. She ________ for the competition for months.
#100967
A
is preparing
B
was preparing
C
has been preparing
D
had been preparing
Tom was badly injured in the accident last week. A new manager____ to take his place since then. 
#99361
A
has been arranging
B
has arranged
C
was arranged
D
has been arranged