问题 推断题

A、B、C、D四种元素,A元素的原子核外只有一个电子,B元素是地壳中含量最高的元素,幼儿和青少年缺少C元素会得佝偻病,D元素的单质是空气中含量最多的气体。写出A、B、C三种元素的名称或符号A__①__、B___②____、C__③____;。D元素单质的名称或化学式是____④___;A、B、C三种元素组成的一种化合物的化学式是__⑤_____。

答案

①H(氢);②O(氧);③Ca(钙);④N2(氮气);⑤HNO3、NH3·H2O或NH4NO3

选择题
阅读理解

A casual employee is one who is engaged and paid as such by agreement between the employer and employee.  There is a three-hour minimum payment for each period of engagement and a four-hour minimum engagement on a Public Holiday.  No notice of termination is required.  For night work between 8:00 p.m. and 7:00 a.m. Monday to Friday a penalty of $1.28 per hour (or part of hour) shall be paid with a minimum of $4.37 for any one day on which such hours are worked.

Meals: Casual employees whose engagement extends for five hours or more shall be provided with a meal free of charge, or shall be paid in lieu of $5.00 ($6.00 from 1 May 1996)

Casual employment over eight hours: Paid at the overtime rate of full time employees.

Payment of wages: By mutual consent either weekly or on termination of engagement.

Annual leave: Pro-rata Annual Leave entitlement for casuals is on the basis of 1/12th of earnings. Many employers pay this inclusive with the hourly rate.  If this is not done, it should be paid on termination of services or at the end of 12 months’ service.

Special clothing: A casual employee is required to provide and wear a black and white uniform or an equivalent standard specified by the club (e.g. blue and white, cook’s clothing, etc.) this includes how tie and cummerbund if required by the employer.  The employer may launder all uniforms, or pay the employee and allowance of $1.00 per engagement ($1.20 from 1 May 1996) for general staff.  Cooks shall be paid $1.50 per engagement ($1.70 from 1 May 1996).

小题1:Casual employees must be given a free meal or a meal allowance if they ______.

A.work after 7:00 a.m.

B.work over five hours a day

C.have had 12 months’ service

D.are paid $5.00小题2:In casual employment, notice of termination is ______.

A.not possible

B.not necessary

C.provided

D.paid in lieu小题3:Which of the following sentences best sums up the situation of casual staff?

A.The employers of casual staff are well protected by regulations.

B.Casual staff need to provide their own uniforms.

C.The rights and conditions of casual staff are clearly specified.

D.The conditions of casual staff are as good as those of full-time staff.