1 . By working in a famous school, Lily not only ______ much valuable experience but also had a clearer understanding of her career ahead.

A．guaranteed

B．accumulated

C．exchanged

D．scheduled

2 . Working part-time as a student can help me learn to interact with people and_____working experience, which will be beneficial to my future career.

A．overcome

B．regulate

C．accelerate

D．accumulate

3 . The launch was temporarily ______ due to the signs of a potential fuel leak.

A．suspended

B．simulated

C．accumulated

D．rejected

4 . Having worked as a doctor for so many years, Mr. White has________rich experience in battling with various diseases.

A．accumulated

B．reserved

C．increased

D．developed

5 . Don't be afraid of difficulties. They can help you ________ experience, and experience can, in turn, broaden your horizons.

A．strengthen

B．intrigue

C．accumulate

D．expand