It is vital that you _________the next question depending on what the person says while communicating.
A. prepare B. prepare for C. prepared D. must prepare
______ of polluting the river by pouring poisonous materials, the boss got into a dilemma instantly.
A. Approved B. Accused
C. Being accusing D. Being approved
If the old man _______ given first aid immediately, he ________ dead now.
A. wasn’t; would be
B. hadn’t been; would be
C. hasn’t been; would have been
D. weren’t; is
After watching the video, he came to ________ a different attitude to western paintings.
A. attempt B. adapt C. adopt D. possess
In his fifties, he _______ fishing as his favorite hobby.
A. took up B. took on
C. took over D. took down
It is so cold that you can’t go outside_____ fully covered in thick clothes.
A. if B. unless C. once D. when
