67.（ ）

(单选题)Take a taxi, ______ you’ll miss your train. (单选题)______ it or not, his first attempt was a great success. (单选题)—May I know how old you are?—Well, if you ______ know, I’m 3 (单选题)28.（） (单选题)If you suspect that the illness might be serious, you should (单选题)______ surprised me most was ______ the girl passed the driv (单选题)We ______ on the project for two hours. Let’s have a rest. (单选题)—Is this the first time you ______ here?—No. But ______ here (单选题)After completing and signing it, please return the form to u (单选题)—I’m sorry for being late, I should have phoned you earlier.