【多选题】
No matter how ______ the problem is , we will work it out.
①
A.easy
②
B.difficult
③
C.challenging
④
D.hard
【单选题】
The manager came over and asked the customer how ___.
①
did the quarrel came about
②
the quarrel had come about
③
had the quarrel come about
④
had the quarrel come about
【单选题】
You look_______. What _______ you _______?
①
tire, did,do
②
tiring, have,done
③
tired, have,been doing
【单选题】
The stockholders except the chairman of the board whom they elected to organize, direct,________, and supervise the operation of the company.
①
controlling
②
with control
③
under control
④
control