单选题 They held a party to celebrate their completing the task _____ time. ( )

单选题 We will still have a lot of difficulties to _____ in our study even though we are in college. ( )

单选题 --- What clothes are you going to take when travelling to Suzhou? ( ) --- I’m considering ______ Hanfu.

单选题 The boy showed _____ interest in music at an early age. ( )

单选题 Cai Lun _____ the method of paper-making. ( )

单选题 The famous inventor has over twenty _____. ( )

单选题 My elder sister likes _____ online on weekends. ( )

单选题 I don’t believe what Tony has said because I don’t _____ him. ( )