美国托业英语考试（TOEIC）2021年1月21日每日一练
单选题Should customers need additional______ about the features of the company's appliances, they may call our toll-free number to speak to a technician.
单选题When you lift some heavy objects, be sure to do enough stretching
______ you run the risk of back injury.
A. either
B. on account of
C. or else
D. besides
单选题Directions: You will hear some short talks given by a single
speaker. You will be asked to answer three questions about what the speaker says
in each short talk. The talks will not be printed in your test book and will be
spoken only one time.
单选题
单选题Software manufacturers expressed concerns about the______development of a current programming language that developers consider very complicated.
单选题She didn't ______ satisfied with her salary. A．see B．look C．watch D．find
单选题______ very independent , Jean decided to go abroad for her studies. A. To be B. Being C. To have been D. Was
单选题
单选题
单选题