Please don’t __________ to ask me if you have any question． A: pause B: reserve C: hesitate D: mind

If you have any problems during your study here, please do not ____ to call me for help.

Choose the best closing for a message persuading the president of your organization to accept your benefits proposal. A: Please e-mail me at your earliest convenience with your decision. B: Contacting me by December 1 about your support of this new benefits plan will allow me to present this proposal at the next strategic planning session. C: If you have any further questions about this new benefits plan, please do not hesitate to contact me. D: We really need to implement this new benefits plan soon.

If you have any additionalneeds, please _______ the Resident Manager. A: contact to B: contact with C: contact D: contact for

Please do not hesitate to call me if I can be of further assistance.（） A: see B: contact C: help D: touch