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1 ._____
A understanding B learning C knowledge D awareness
2 .You can use your computer equipped with a fax modem to ____.
A save it on your hard disk B send and receive faxes C set up hardware for the fax modem D at a time E click the Close button on the toolbar F in addition to faxes intended for you
3 ._____
A could B might C should D would
4 ._____
A as B on C by D in
5 .You can not use more than one fax modem _________.
A save it on your hard disk B send and receive faxes C set up hardware for the fax modem D at a time E click the Close button on the toolbar F in addition to faxes intended for you
7 .When you share a fax modem, you might receive faxes for other people ________.
A save it on your hard disk B send and receive faxes C set up hardware for the fax modem D at a time E click the Close button on the toolbar F in addition to faxes intended for you
8 .When you receive a fax, you can _________.
A save it on your hard disk B send and receive faxes C set up hardware for the fax modem D at a time E click the Close button on the toolbar F in addition to faxes intended for you
9 .People did not begin to use unmanned vehicles in undersea exploration until recently because of _______.
A the communication problem B the ocean depths C the movement of waves D the problem of vacuum
10 .By “more challenging (Para. 6)”, the author means ___.
A more interesting B more demanding C more attractive D more dangerous
