單項(xiàng)選擇題
Some insects ______ the color of their surroundings to protect themselves.tke inB．tke offC
．tkeSome insects ______ the color of their surroundings to protect themselves.tke in B．tke off C．tke on D．tke outA．take inB．take offC．take onD．take out
Some insects ______ the color of their surroundings to protect themselves.tke inB．tke offC
．tkeSome insects ______ the color of their surroundings to protect themselves.tke in B．tke off C．tke on D．tke outA．take inB．take offC．take onD．take out
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單項(xiàng)選擇題
施工單位應(yīng)在（ ）分別對建筑物垂直度和標(biāo)高進(jìn)行實(shí)測并記錄，填寫建筑物垂直度、標(biāo)高測量記錄，報(bào)監(jiān)理單位審核。
施工單位應(yīng)在（ ）分別對建筑物垂直度和標(biāo)高進(jìn)行實(shí)測并記錄，填寫建筑物垂直度、標(biāo)高測量記錄，報(bào)監(jiān)理單位審核。
A.工程竣工后
B.工程完工后
C.施工期間、結(jié)構(gòu)工程完工和單位工程竣工后
D.技術(shù)交底時(shí)