---- You look tired. ---- Yeah, I ________ since 4 o’clock.
#103605
A
had played
B
have been playing
C
am playing
D
have been played
推荐题目
By the time he realizes he ____ into a trap, it’ll be too late for him to do anything about it.
#104957
A
walks
B
walked
C
has walked
D
had walked
The first decade of the 21st century ______ breathtaking, non-stop development in China.
#101152
A
witnesses
B
witnessed
C
will witness
D
had witnessed
Travelers_______________ that they should bring their ID cards with them．
#103716
A
have reminded
B
are reminded
C
were reminding
D
had been reminded
This is the second time I _______ the Himalayas as a college student.
#102995
A
climb
B
had climbed
C
climbed
D
have climbed