The writing assignments can roughly be divided_into_______types.

A .  float f = 11.1； B .  double d = 5.3E12； C .  double d = 3.14159； D .  double d = 3.14；.

A . The user must enable the role explicitly. B . The user can grant the role to other users. C . The user cannot use the role until the DBA enables it explicitly. D . The user can start using the role immediately without any changes.

A . Addresses are allocated after a negotiation between the server and the host to determine the length of the agreement. B . Addresses are permanently assigned so that the hosts uses the same address at all times. C . Addresses are assigned for a fixed period of time, at the end of the period, a new request for an address must be made. D . Addresses are leased to hosts, which periodically contact the DHCP server to renew the lease.

A . home address B . duties C . home phone number D . nearest relative's addre

A . minerals management service B . Department of energy C . corps of engineers D . a recognized classification socitey approved

A . Risk Identification B . Quantitative Risk Analysis C . Qualitative Risk Analysis D . Risk Monitoring and Control

A . Once a week． B . Oncetwoweeks． C . Once a month． D . Once three weeks．

A . 27.35.16.32 B . 27.35.16.33 C . 27.35.16.48 D . 27.35.16.47 E . 27.35.16.45 F . 27.35.16.44

A . American Bureau of Shipping B . Secretary of Commerce C . US Customs D . USCG

A . fire fighting plan B . shipping articles C . Certificate of Inspection D . muster list

A . Minerals Management Service B . Department of Energy C . Corps of Engineers D . A recognized classification society approved by the Coast Guard

A . 205.7.8.32/27 B . 191.168.10.2/23 C . 127.0.0.1 D . 224.0.0.10 E . 203.123.45.47/28 F . 10.10.0.0/13

A．Once a week. B．Once two weeks. C．Once a month. D．Once three weeks.

A．have B．are C．is D．has

A．Because she has part-time work to do. B．Because it was really a big assignment. C．Because she hasn't spent time in the library. D．Because she was doing work for another course.

A．A relative comparison of home prices B．Average family income in several countries C．International business around the world D．Global economic patterns in this decade

A. FIFO B. LIFO C. average D. specific identification

A．He simply reports the disease objectively. B．He is worried about the spread of the disease. C．He is disappointed at the tests of the London doctors. D．He believes that the disease will soon be controlled.

Most institutions provide courses which assist new students to develop the skills they need to be effectively listeners and note-takers.If these are unavailable.there are many usual study-skills guides which (3) learners to practice these skills independently.In all cases it is important to (4) the problem before actually starting your studies It is important to acknowledge that most students have difficulty in acquiring the language required in college study.One way of (5)these difficulties is to attend the language and study-skills classes which most institutions provide throughout the academic year.Another basic strategy is to find a study partner with whom it is possible to identify difficulties, exchange ideas and provide support.(完型填空) A.Which B.Enable C.Overcoming D.Tackle E.Illustrating