Please read this memo：

　　MEMORANDUM

　　Date： 23/3/——

　　From： H.G.W.

　　To： Department managers

　　Subject： In-service English Classes

　　1. From Monday 8 May English classes will be held in the Training Centre （room 3.17）。 There will be 2 groups： advanced level （10.30——12.00） and intermediate level （8.30——10.00）。 Please encourage your staff to attend one of the sessions. All teaching materials will be provided but students will be expected to do homework and preparation outside working hours.

　　2. Please send me the names of all interested staff by noon on Wednesday 26 May. They will be given an informal oral test during the first week in May so that we can decide which of the classed is best for them.

　　3. The size of each class will be limited to 12 participants.