The materials used have to be able to withstand high temperatures.
A. deposit
B. withdraw
C. retire
D. resist
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If symptoms persist, ______ a doctor without delay.
A. conduct
B. consult
C. construct
D. condense
The locals try to develop planting and breeding industry, water resources, forestry resources, tourism resources.
A. noun. 矿产
B. noun. 服务
C. noun. 畜牧业
D. noun. 林业
She's a ______ in children’s psychology and behaviour.
A. specialist
B. artist
C. socialist
D. tourist
The prejudices of parents usually ______ in their children.
A. hold back
B. take root
C. look up
D. put up