challenge A: v.花费 B: v.敲打,拍打 C: v.质疑,拒绝接受 未知类型：{'url': 'https://nodestatic-ali.fbstatic.cn/static-files/1625554839479_challenge', 'audioId': '1625554839479_challenge', 'duration': 0, 'type': 185}
challenge A: v.花费 B: v.敲打,拍打 C: v.质疑,拒绝接受 未知类型：{'url': 'https://nodestatic-ali.fbstatic.cn/static-files/1625554839479_challenge', 'audioId': '1625554839479_challenge', 'duration': 0, 'type': 185}
John decided to face up to the ____ task as he is a person who likes _____ himself. A: challenging, challenge B: challenging, challenging C: challenge, challenging D: challenge, challenge
John decided to face up to the ____ task as he is a person who likes _____ himself. A: challenging, challenge B: challenging, challenging C: challenge, challenging D: challenge, challenge
challenge
challenge
Heisanambitiousyoungmanandlikestotakea(challenge)____job. A: challenging B: challenged C: challenge D: challenger
Heisanambitiousyoungmanandlikestotakea(challenge)____job. A: challenging B: challenged C: challenge D: challenger
epochal challenge ______
epochal challenge ______
挑战性(Challenge)
挑战性(Challenge)
The main challenge of learning
The main challenge of learning
challenge改变,变化
challenge改变,变化
3. challenge/propose ______________
3. challenge/propose ______________
which is the most difficult challenge
which is the most difficult challenge