The cap and new shell are tightened up and then removed and the thickness of the wire measured by （）. a bridge gauge。 a micrometer。 a thermometer。 a indicator。
允许风险资本家在未来按某一特定价格买进既定数量的股票是指（） 可转换公司债券。 可转换优先股。 附购股权债。 认沽权证。
炭化室焦炭中（）质量最好。 焦根。 焦花。 焦身。
What form should the master hand over to the Customs Officer at the port of arrival（）. Last Port Clearance。 Declaration of Crew's Baggages。 Maritime Declaration of Health。 List of Bonded Store。
The burning of the fuel adds more heat to the air charge, causing it to expand and force the engine piston to do work on the crankshaftWhat does “it” mean in this sentence?（） the burning。 the fuel。 the air charge。 the engine pisto。
雨が（）ば寒くなります。
