问题

8, three American scientists invented transistor, which is small electronic device to control an electriccurrent

A:of
B:to
C:than
D:with

正确答案是：

同类题型

All teachers ___ little of his way ___ the problem, which inspired him and gave him hope to try __ second time.

Where is Mike —He _____ to New York on business. He ______ the airport at 5 in the morning.

There is a feeling in me _______ we’ll surely find a cure for Aids

Messi, ______ the record for the most goals ina calendar year, is considered the most talented football player in Europe.

Where is Mr Brown? I have some questions to ask him—-He ______the office