题目：
In spite of these unexpected difficulties, the Chinese scientists ________ to carry out their experiments
on the lonely island. [ ]
A. threatened
B. managed
C. offered
D. hesitated
答案：
答案：B
In spite of these unexpected difficulties, the Chinese scientists ________ to carry out their experiments
on the lonely island. [ ]
A. threatened
B. managed
C. offered
D. hesitated
答案：B
