The atmosphere of the earth ______ us from the strong sun light.
A．prevents B．keeps C．stops D．protects
Don’t disturb me. I_______ letters all morning and have written ten so far.
A．have written B．am writing C．was writing D．have been writing
All his friends and relatives came to ______ him on his daughter’s being admitted to Qin Hua University.
A．celebrate B．congratulate C．memorize D．respect
_______Barbara Jones offers to her fans is honesty and happiness.
A．Which B．What C．That D．Whom
She is so________ to Korean soaps that recently she began to study Korean.
A．addicted B．anxious C．crazy D．interested
Thank you for all your hard work last week. I don’t think we ______ it without you.
A．can manage B．could have managed C．could manage D．can have managed
