N-S diagram can used to substitute conventional program flow Chart．In the following phrases，Which does not belong to the basic control structures that contain?
A．sequence structure
B．condition Structure
C．selection structure
D．execution structure
当船舶由深水进入浅水航道时，若主机供油量不变，船舶阻力R，转速n，船速v的关系是______。
A.R↑，n↑，v↑
B.R↓，n↓，v↓
C.R↑，n↓，v↓
D.R↑，n↑，v↓
Draw a labeled constituent structure tree diagram for each of the following sentences: 1) The student likes the new linguistics professor. 2) John suggested Mary take the linguistics class.
1)The student likes the new linguistics professor.
2)John suggested (that) Mary take the linguistics class.
略
syntax1. Indicate the category of each word in the following sentences.a) The old lady suddenly left. Det A N Qual Vb) The car stopped at the end of the road. Det N V P Det N P Det Nc) The snow might have blocked the road. Det N Aux Aux V Det Nd) He never appears quite mature. N Qual V Deg A2. The following phrases include a head, a complement, and a specifier. Draw the appropriate tree structure for each.a) full of people AP A P N full of peopleb) a story about a sentimental girlNP NP PP Det N P NP Det A Na story about a sentimental girlc) often read detective stories VP Qual V NP A Noften read detective storiesd) the argument against the proposalsNP NP PP Det N P NP Det Nthe argument against the proposalse) move towards the window VPV PP P Det Nmove towards the window3. Draw phrase structure trees for each of the following sentences.a) The jet landed. InflP(=S) NP Infl VP Det N Pst V The jet landedb) Mary became very ill. InflP(=S) NP Infl VP N Pst V AP Deg AMary became very illc) What will you talk about? CP NP C S N Infl NP Infl VP VP NP V P NWhat will you e talk about ed) The apple might hit the man. S NP VP Det N Aux V NP Det NThe apple might hit the manORInflP(=S) NP Infl VP Det N V NP Det NThe apple might hit the mane) He often reads detective stories. S NP VP N Qual V NP A NHe often reads etective storiesOR InflP(=S) NP Infl VP Pres N Qual V NP A NHe often reads etective stories4. The following sentences contain modifiers of various types. For each sentence, first identify the modifier(s), then draw the tree structures.a) A frightened passenger landed the crippled airplane. InflP(=S) NP Infl VPDet A N Pst V NP Det A NA frightened passenger landed the crippled airplaneb) A huge moon hung in the black sky. InflP(=S) NP Infl VPDet A N Pst V PP P NP Det A NA huge moon hung in the black skyc) An unusual event occurred before the meeting. InflP(=S) NP Infl VPDet A N Pst V PP P NP Det NAn unusual event occurred before the meetingd) A quaint old house appeared on the grassy hill. InflP(=S) NP Infl VPDet A NP Pst V PP A N P NP Det A NA quaint old house appeared on the grassy hill5. The following sentences all contain conjoined categories. Draw a tree structure for each of the sentences.a) Jim has washed the dirty shirts and pants. InflP(=S) NP VP N Aux V NP Det A NP N CON NJim has washed the dirty shirts and pantsORInflP(=S) NP VP N Infl V NP Det A NP N CON NJim has washed the dirty shirts and pantsb) Helen put on her clothes and went out. S NP VP N VP CON VP VP NP V Adv V P Det N Helen put on her clothes and went outORInflP(=S) NP Infl VP N Pst VP CON VP VP
det（）用于矩阵求逆。
在tail命令中，表示输出文件的后N行的参数是？（）
阀控蓄电池组正常应以浮充电方式运行，均衡充电电压宜控制为（）。
平均延伸系数与总延伸系数之间的关系为（）。
中压氮气成分要求（）