这些化学物质对我们的健康构成威胁。
These chemicals ___pose ___a ___threat to our health.
拟议的政策可能给小企业带来问题。
The proposed policy could ___pose ___a ___problem for small businesses.
这座雕像的设计旨在博物馆入口处雄伟地摆出姿势。
The statue was designed to ___pose majestically at the entrance of the museum.