hamper|hampered|hampering

她把脏衣服放进洗衣篮里准备周末清洗。

She put the dirty clothes into the ___hamper for weekend laundry.

繁文缛节束缚了团队的工作效率。

The excessive paperwork ___hampered the team's productivity.

大雨阻碍了施工队的进度。

The heavy rain is ___hampering the construction team's progress.