A.may.
B.should
C.can
D.need
[单选题]They use computers to keep the traffic smoothly.A. being run B. run C. to run D. running
[单选题]They use computers to keep the traffic____________ smoothly.A. being run B. run C. to run D. running
[单选题]The new traffic law is mainly intended to .A. limit the number of foreign vehicles entering BritainB. increase the British movement’s additional incomeC. lower the rate of traffic accidents and injuriesD. get foreign drives to appear in count
We are constantly acquiring new skills as we engage in activities or ______ ours
[单选题]1. We must drive _______ the traffic regulations.A. withB. asC. toD./
How to keep yourself safe from new virus? After a new-type coronavirus was de
On the one hand, we should make efforts to improve the economy; on the other han
On the one hand, we should make efforts to improve the economy; on the other han