53. We started the engine and drove slowly but_picked up speed when we reached the highway.
(A) entirely
(B) absolutely
(C) mainly
(D) gradually

答案：登入後查看
統計： A(18), B(22), C(5), D(201), E(0) #609139

詳解 (共 2 筆)

#1287518
A完全地
B絕對地
C主要地
D逐步地
5
0
#1340774
pick up speedpick up speed

to increase speed

The train began to pick up speed as it went downhill. 
The car picked up speed as we moved into the left lane.
2
0