With a lot of tough problems , the pilot was still calm, cool and collective under pressure.
#96144
A
solve
B
solved
C
solving
D
to solve
推荐题目
With some books ________， he went into the bookstore on the way home.
#88510
A
bought
B
buying
C
to buy
D
to be bought
In order to improve English, _______.
#94062
A
Jeo’s father bought her lots of tapes
B
Jeo bought lots of tapes for herself
C
Lots of tapes were bought by Jeo
D
Lots of tapes were bought by Jeo’s father