题干

下列说法正确的是有几个(   )

①金属氧化物一定是碱性氧化物. ②碱性氧化物一定是金属氧化物.

③酸性氧化物一定是非金属氧化物.    ④非金属氧化物不一定是酸性氧化物.

⑤能电离出H+的化合物一定是酸. ⑥CH3COOH属于一元酸.

⑦含有氧元素的化合物都是氧化物.    ⑧酸性氧化物不一定能与水化合生成酸.

A:2个

B:3个

C:4个

D:5个

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C

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ESL TEACHER NEEDED IN SHANGHAI

Date updated:Oct 6,2016

Employer:Longman schools, Shanghai

Company type:

Private

Industry type:

Education / Training / Universities and Colleges

Work City:

Shanghai

Job Category:

English Teaching

Salary City:

>13000RMB

No. Hiring:

Unspecified

Work Experience:

2 years

Job Type:

Full Time

Qualifications

·A genuine interest in children, teaching, and professional development

·Open-minded, an adventurous spirit, and professional flexibility

·4-year bachelor's degree from an accredited university

·Native English speaker

·Passport issued by the USA, Canada, the UK, Ireland, Australia, and New Zealand

·Two years post bachelor degree teaching experience preferred

·Internationally recognized TEFL, CELTA, or TESOL certification

·Experience traveling internationally and / or working abroad preferred

Responsibilities

·Planning and delivering lessons to learners (ages 3.15)

·Using electronic media and courseware to teach English efficiently and effectively

·Evaluating student progress and providing ongoing guidance for improvement

·Participating in social activities with students organized by your school

·Maintaining regular office hours

Employment package

·Salaries:13,000rmb-16,000rmb per month (depending on experience)

·6,000 rmb sign on bonus (after probation — a time of training and testing when you start a new job)

·10,000rmb Accommodation Assistance Loan (overseas applicants only)

·2,000rmb relocation allowance (overseas applicants only)

·16 teaching hours and 10 office hours per week

·2 Day off per week

·Paid overtime for teaching

·Paid holiday & paid Chinese public holiday

·15-month Z working visa (foreign expert certificate)

·5000rmb flight allowance (paid upon contract completion)

·Comprehensive health Insurance & accident Insurance

·Accommodation assistant

·On-going professional teacher development and training program

·15 month contract (including 3 month's probation)