untry has already sent up 3 unmanned spacecraft,the most recent at the end oflast March.

30. —Why! I ____ get you on the phone.— We ______ basketball on the playground when you phoned.

The trsafety seat.

_______ do you spell “tree” —-T-R-E—E

Lu Jialei ， 14， from Hangzhou Foreign Language School ， won first place in the CCTV Chinese Character Spelling Contest (汉字听写大会).