Alice, are you ready? We’ll go out for a picnic _______nine o’clock.A. in B. after C. until
All the students hope to _____ in their study, but it needs ____________.
The scientist ______ a new star last year.
Sandy asks me if the white blouse .
The relationship between China and the USA is always _________________.
Sandy is feeling blue today. Let’s do something to ________.