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Unexpected difficulties ____in the course of their experiment.
A. arises B. were arising C. arose D. were arisen
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Unexpected difficulties ____in the course of their experiment.
A. arises B. were arising C. arose D. were arisen
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Unexpected difficulties ________ in the course of their experiment．
- A.arises
- B.were arising
- C.arose
- D.were arisen
different.
2. We are all persuaded by his ________ argument.
3. Unexpected difficulties a________ in the course of their experiment.
4. With the help of his friends, he finally s________ the problem.
5. It may rain, but a________ I will go out playing basketball.
6. We can d________ many songs from the internet nowadays.
7. There are different t________ of blood, as you know.
8. He said he wouldn't come, so his sudden a________ surprised all of us.
1 It was a really unfortunate accident with no passengers __________the air accident.
2 The vases __________ the Tang Dynasty are really valuable.
3 Although they had been well prepared, unexpected difficulties________ in the course of their experiment .
4 She stayed in hospital all day, ___________ her sick kid.
5 It was reported that nearly 6 million people ________________ by the recent floods in southern Pakistan .
6 He ___________ a member of the school basketball team last week.
7 Peter is used__________________ the matters which are too hard for us to do with.
8 John likes to stay at home. Seldom _______ he _______ outdoors activities in the last few years.
9 He can’t decide when __________ with the boss ______ the salary.
10 It’s a pity that until now China ________ (not) a FIFA World Cup.
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