I tried to ______ Tom last night, but no one answered the phone.
#13794
A
call up
B
call on
C
call off
D
call for
推荐题目
 In order to keep fit, people eat ________ vegetables per person today as they did two years ago.
#11147
A
as many twice
B
twice more than
C
twice as many
D
more than twice
In the past ten years, the ________mountain climber _________ a lot from his own adventurous _______
#14183
A
experienced; experienced; experience
B
experience; experienced; experiences
C
experienced; has experienced; experiences
D
experience; has experience; experience